E-stim Box Safety – Kink Store

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User Manual: E-stim Box K250-4S


1. Introduction

Welcome to the KINK E-STIM BOX K250-4S User Manual. This manual is designed to guide you through the safe and effective use of your device. Please read all instructions and safety warnings before operating your KINK E-STIM BOX.


2. Quick Start Guide



  • Turning On: Press in ANY knob for 1 second to turn the unit on. The side LED will glow red to indicate a power-up.
  • Turning Off: Press and hold ANY single knob for 2 seconds to turn the unit off.
  • Turning Off Quickly: Press in the 2 outer knobs simultaneously to immediately turn the unit off.
  • Reboot Reset: If you experience unresponsiveness while in operation, press in the second button from the left for 12 seconds to reboot the box.
  • Factory Reset: From a powered-down state, press and hold the two center knobs simultaneously for 4 seconds to begin the 50-second, factory reset procedure. Upon completion, your unit will be reset to factory default settings and firmware version.
  • General Button/Knob Use: Knobs can be pressed to move through the various on-screen menu items, as an alternative to the touch screen. Once the item you wish to adjust is indicated, you can make adjustments by turning the knob to scroll through menu choices or increase/decrease intensity.1

3. Safety Warnings

General Safety Instructions:

  • Read all instructions before using the product.
  • Only use the included charging cable and adapter.
  • Keep the device away from water or moisture to avoid electric shock.
  • Do not use the device if it appears damaged or if any parts are missing.

California Proposition 65 Warning:WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

Battery Warning:

  • Do not dispose of batteries in fire.
  • Batteries should be recycled or disposed of in accordance with local regulations. Visit www.call2recycle.org or contact your local recycling center for information on how to dispose of batteries.

Safe Handling Instructions:

  • Handle with care.
  • Wash hands thoroughly after handling the device, especially before eating, drinking, or smoking.
  • Avoid prolonged skin contact with the device during operation.

Children’s Product Warning:WARNING: This product is not a toy. Keep out of reach of children.

CAUTION⚠ : ANY CHANGE OR MODIFICATION TO THE DEVICE NOT EXPRESSLY AUTHORIZED BY RED SYSTEM VENTURES MAY VOID YOUR AUTHORITY TO OPERATE THE DEVICE.

Health and Medical Warnings:

  • Consult your doctor before use if you have skin, heart, nerve, or any other medical condition(s).
  • The K250-4S is for healthy adults (18+) experienced with erotic e-stim.
  • Do not use it if you have a pacemaker, defibrillator, or any implanted metallic or electronic device.
  • Do not use on or near the head or neck.
  • Do not kiss while E-Stiming.
  • Do not e-stim if you are pregnant or think you might be pregnant.
  • Keep away from liquid. The K250-4S is NOT waterproof and poses a serious risk of electric shock.
  • E-stim at your own risk if plugged into wall power, due to possible power surge.

For full safety warnings and instructions, visit: https://kinkstore.com/manuals/k2504s or scan the QR code.2


Important Safety Notice: High-Power Device

This e-stim box is an advanced and powerful device designed for experienced users. Due to its high power output, it is crucial that you exercise the utmost care and caution during use. Improper use can lead to serious injury or damage.

  • Start with the lowest power settings and gradually increase intensity as needed.
  • Always monitor the device during operation to ensure safe and controlled usage.
  • Do not exceed the recommended usage times to avoid potential harm.
  • Ensure all connections are secure and in good condition before each use.
  • Read and follow all instructions carefully before operating the device.

Warning: Failure to follow these safety guidelines may result in injury, damage to the device, or voiding of the warranty.

Power Specifications

  • External Power Input: 5V⎓2A

  • Battery Power Input: 3.65V⎓3.4A

Non-Replaceable Battery: This device is equipped with a customized, non-replaceable battery that is designed to meet the specific power requirements of the unit. The battery includes an integrated protection circuit to ensure safe and reliable operation throughout the device's lifespan.3


4. Device Overview

Operating Conditions

  • Maximum Ambient Operating Temperature: 40º C / 104º F

Cable Attachment

1. Identifying the Cables:
  • Channel Output Cables: These cables connect the K250-4S unit to your e-stim accessories.
  • Power Cable: This cable connects the K250-4S to a power source for charging.
2. Attaching the Channel Output Cables:
  • Locate the Channel Ports: The K250-4S has four channel ports located on the front of the device. Each port is clearly labeled (Channel 1, Channel 2, Channel 3, and Channel 4).
  • Insert the Cables: Take the end of the output cable and insert it firmly into one of the channel ports. Ensure the connection is snug to prevent any disconnections during use.
  • Repeat: Attach additional cables to the other channel ports as needed, depending on how many channels you intend to use.
3. Attaching the Power Cable:
  • Locate the Power Input Port: The power input port is located on the side of the device.
  • Connect the Power Cable: Insert the power cable into the power input port. Ensure that the plug is fully inserted and secure.
  • Charging Indicator: When connected to power, the side LED will glow, indicating that the device is charging.
4. Verifying Connections:
  • Check for Firm Connections: Before using the device, gently tug on each cable to ensure they are securely connected.
  • Power On: Once all cables are connected, press in any knob for 1 second to turn the device on and begin use.
5. Detaching the Cables:
  • Power Off: Before detaching any cables, ensure the device is powered off by holding any knob for 2 seconds.
  • Gently Remove: Carefully pull the cables out of the ports without twisting or bending them, to avoid damage to the connectors.

Important Notes:

  • Always attach the cables before turning on the device to prevent accidental activation.
  • Do not force any cable into a port. If a cable doesn’t fit, double-check that you are using the correct port.
  • Regularly inspect cables for any signs of wear or damage. Replace damaged cables immediately to avoid malfunction.

Front Panel Controls

  • Power Button: Located on the left side of the device.
  • Knobs: 4 adjustable knobs to control various parameters.
  • LCD Touch Screen: Displays menus, options, and settings.
  • Channels: 4 channels with individual control.

5. Interface Elements Overview

General Settings

  • Person Icon with Gear: Access the Options Screen for the following:
    • Power
    • Power Level
    • Update Firmware
    • LCD Brightness
    • Device Information
  • Battery Indicator: Displays the current power percentage and charging status.

Control Elements

  • Waveform/Mode Selection Dropdown Menu: Choose from various operating modes.
  • Power Slider: Adjusts the output power.
  • Multi Adjust Slider: Controls pulse frequency and width.
  • SO (Smooth Operator) Slider: Multiplier for pulse width and duration.
  • Reverse Polarity Switch: Changes the current direction.
  • Link Icons: Links channels for simultaneous control.

Special Indicators

  • Gears Icon: Indicates that power is being delivered to active channels.
  • Kink Icon (Spinning): Confirms power delivery to one or more channels.

Channel Controls

  • Channel Selection Tabs: Located at the bottom of the interface:
  • Allows you to select specific channels to adjust settings individually.

Manual Mode Adjustments

  • Power Slider: In Manual Mode, this becomes the "Power Multiplier" slider.
  • Multi Adjust Slider: Renamed to "Link Delay (Sec)" in Manual Mode.

6. Screen User Interface Walkthrough

Start Screen: Tap the “Start” button to proceed.

Terms Screen: Tap the "Accept Terms" button to proceed. The terms must be accepted during the initial setup, after firmware updates, or following a factory reset.

External Power/ Terms Screen: Tap the "External Power" button to proceed.

External Power Warning: Read this critical safety information carefully. Swipe up to review the full warning. You must agree and accept the terms to unlock and proceed.

External Power/ Terms Screen: Tap the “Terms” button to proceed.

Terms Screen: Carefully read the terms, which include essential safety information. Swipe up to review the entire content, then agree and accept to proceed.

Activity Screen Default: This is the main screen for controlling up to 4x E-Stim outputs
Functions can be found here.

Activity Screen Waveforms: Press the dropdown to show the list of waveforms. Select the waveform of your choice. i

Activity Screen Operational: Showing two channels in use. Channel #1: “Stroke” and #2: “Manual” waveform. The four tabs at the bottom represent the channels. (Left to right #1-#4) Channel #2 (in red) is currently the selected channel and any adjustments made will only affect that channel (unless linked)
Note:The naming and operation of the two main sliders change in “Manual” waveform mode.

Activity Screen Linked: The link icons directly above / between the channel tabs will link any corresponding two to four channels together. The Waveform is set on the left and links are added to the right. There are seven possible linking configurations: (1-2-3-4) (1-2/3-4) (1/2-3-4) (1-2-3/4) (1/2-3/4) (1-2/3/4) (1/2/3-4) Select the linked tab to control linked channels. 

Options Screen: From top left to bottom right: Power off, Install Firmware, Power Level (Start at L-05 be extremely cautious as you move up) Remote App Control, LCD brightness slider, Back button, Info button.

Options Screen Remote Control: Press the Remote button when pairing with the Konnector.com App. You can control ftom the app in the same room or remotely. The App even has video built in for long distance sexyness.

Options Screen - Firmware: Select the top right button with a down arrow to put the device in firmware update mode. Follow steps here.

Options Screen - Firmware: once the steps are taken to start the firmware process this screen will display the progress. Do not exit the screen or turn off the device.

Options Screen - Firmware: If an error occurs during firmware update you will get a similar warning. Simply restart the procedure.

Battery information button: touch the battery icon when in the ”Activity Screen” to show the life of the battery.


7. Detailed Operation Instructions

Navigation and Selection

  • Use the knobs to navigate through on-screen menus.
  • Press the knob to select a menu item.
  • Turn the knob to adjust settings.

Waveform Descriptions and Tips

  • Climb: Gradual increase in intensity. Start low and adjust as needed.
  • Combo: A waveform that combines multiple sensations.
  • Intense: Designed for those who enjoy higher intensity levels.
  • Manual: A constant rhythmic pattern.
  • Ogasam: Building waves of intensity for a climax effect.
  • Rhythm: A rhythmic pulsating pattern.
  • Stroke: Mimics a stroking sensation, ideal for penile, vaginal, and anal stimulation.
  • Torment: Randomized intensity for unpredictable sensations.
  • Wave: A smooth, rolling waveform.4

Smooth Operator

  • The Smooth Operator slider allows for precise fine-tuning of the delivered energy. This adjustment is separate from the Power setting and provides a distinctly different feel for a customized experience.

8. Firmware Updates

Updating Firmware

  1. Enter Pairing Mode: Select the "Download to Device" icon to enter pairing mode.
  2. Visit Update Site: Go to konnector.live/update-kinky-box on a Bluetooth-enabled device.
  3. Scan for Box: Select the K250-4S menu item and click "Scan for Box."
  4. Update Firmware: Once connected, click "Update Firmware."
  5. Completion: The system will inform you when the update is complete.

Note: Perform a Factory Reset after updating the firmware for optimal performance.5


9. Troubleshooting

Unresponsive Device

  • Reboot: Press the second knob from the left for 12 seconds.
  • Factory Reset: Follow the steps in the Quick Start Guide.

Device Won’t Power On

  • Check Battery: Ensure the device is charged.
  • Inspect Connections: Verify all cables are properly connected.6

FCC and Regulatory Compliance

The product meets Class A/B digital device standards under FCC Section 15.105.

ISED (Canada) Compliance

This product also meets the Canadian regulatory standards as outlined in RSS-GEN 4.3 for devices with certified modules. Compliance information for the ISED standard is included with this user manual and on the product label.


For Part 15 Compliance : This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

  • This device may not cause harmful interference.
  • This device must accept any interference received, including interference that may cause undesired operation.

FCC ID: SH6MDBT50

Interference Notice: This equipment generates, uses, and can radiate radio frequency energy. If not installed and used correctly, it may cause harmful interference to radio communications. If interference occurs, users are encouraged to:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the device and the receiver.
  • Connect the device into an outlet on a different circuit from the receiver.

Modifications Warning
Any changes or modifications to this device not expressly approved by the manufacturer may void the user’s authority to operate the equipment under FCC rules.

RF Exposure Information (if applicable)
To ensure compliance with FCC RF exposure guidelines, users must follow all provided instructions for safe usage. This includes maintaining proper distance between the device and any individuals during operation.

Interference Instructions
If this device causes interference to radio or television reception, or is receiving interference from another source, users can take the following steps to resolve the issue:

  • Reorient or relocate the receiving antenna.
  • Increase the separation between the device and the receiver.
  • Connect the device into an outlet on a circuit different from that to which the receiver is connected.

California RoHS Compliance: This product is RoHS compliant and meets California's requirements for the restriction of hazardous substances.

Electronic Waste (E-Waste) Recycling Information: This device should not be disposed of with regular household waste. Please recycle it at designated electronic waste collection points. For more information on electronic waste recycling, visit www.calrecycle.ca.gov/Electronics or contact your local waste management authority.

California Energy Commission (CEC) Compliance: This product complies with California Energy Commission (CEC) regulations for energy efficiency.

Lead-Free Statement: This product is lead-free and meets all applicable standards for lead content in California.

Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.7

Indemnity and Liability

The User accepts full responsibility for any loss, damage, or injury to themselves, others, or property arising from the use, misuse, or inability to use the K250-4S. Red System Ventures LLC and its affiliates shall not be liable for any damages, including direct, indirect, incidental, or consequential damages.

Binding Arbitration

Any dispute arising from the use of the K250-4S shall be resolved through binding arbitration. The User waives the right to initiate a lawsuit, except for enforcing an arbitration decision.


11. Warranty Information

The K250-4S comes with a 1-year limited warranty covering defects in materials and workmanship. This warranty does not cover damage caused by misuse, abuse, or unauthorized modifications.8

To Claim Warranty

  1. Contact Customer Support at help@kinkstore.com.
  2. Provide proof of purchase and a detailed description of the issue.
  3. Ship the device to the provided address for inspection.

12. Contact Information

If you have any questions about this product's safety, please contact our customer service at help@kinkstore.com.

Email: help@kinkstore.com
Phone: 1-800-555-1234
Address: 1750 Folsom St, San Francisco, CA 94103


Please retain this manual for future reference.


Disclaimer:

1. The user assumes all responsibility for the use, misuse, or inability to use the K250-4S device. The manufacturer, distributors, and retailers are not liable for any injuries, damages, or losses resulting from the use of this product.

2. The K250-4S is not a medical device and should not be used as a substitute for professional medical advice or treatment. Consult a physician before using this product, especially if you have any underlying health conditions, such as heart disease, epilepsy, or skin conditions.

3. The device contains a non-replaceable battery. Do not attempt to open, modify, or replace the battery. Doing so may cause a fire, explosion, or damage to the device.

4. Use of the K250-4S is at your own risk. The device is intended for adult use only and should be used in a safe and controlled manner. Misuse of the device can result in injury or damage to property.

5. Perform a factory reset after updating the firmware for optimal performance. The manufacturer does not guarantee specific results from the use of the K250-4S. Individual experiences may vary.

6. The manufacturer does not guarantee the device's performance in all scenarios. Follow the instructions carefully and consult support if issues persist.

7. The user is responsible for ensuring that the use of the K250-4S complies with all local, state, and federal laws. The manufacturer is not responsible for any legal consequences arising from the improper or unlawful use of this device.

8. The warranty is non-transferable and only applies to the original purchaser.

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