Introduction
Thank you for choosing the WHATOOK Rechargeable Magnetic Hand Warmers. These portable electric hand warmers are designed to provide warmth and comfort in cold conditions. Featuring a 2-in-1 magnetic design, they can be used as a single unit or separated for individual use. They offer three adjustable heat settings and are equipped with multiple safety features for reliable operation. This manual will guide you through the proper use and care of your hand warmers.
What's in the Box
- 2 x WHATOOK Rechargeable Magnetic Hand Warmers
- 1 x Dual USB-C Charging Cable
- 1 x User Manual
Setup
Before first use, fully charge both hand warmer units. Use the provided dual USB-C charging cable to connect both units to a USB power source (e.g., wall adapter, computer USB port). The indicator lights will show charging status.
Image: Both hand warmers connected to a dual USB-C cable for charging.
Operating Instructions
- Power On/Off: Press and hold the power button for 3 seconds to turn the hand warmers on or off. The indicator lights will illuminate when powered on.
- Adjust Heat Settings: Once powered on, short press the power button to cycle through the three heat settings. The number of illuminated indicator lights corresponds to the heat level (1 light for low, 2 for medium, 3 for high).
- Battery View: Double-click the power button to view the current battery level indicated by the lights.
- Magnetic Design: The two hand warmer units are magnetically designed to easily merge into one unit or separate for individual use.
Image: Visual guide for operating the hand warmers: long press for on/off, single click to change heat, double click for battery status.
Image: The two hand warmer units magnetically connecting and separating, highlighting the 2-in-1 design.
Heat Settings
The hand warmers feature three distinct heat levels to suit various preferences and conditions:
- Low (104°F - 113°F): Provides gentle warmth for up to 10.5 hours (per unit).
- Medium (113°F - 122°F): Offers moderate heat for up to 8 hours (per unit).
- High (122°F - 131°F): Delivers maximum warmth for up to 5.5 hours (per unit).
When both units are used, the combined battery life can extend up to 21 hours on the lowest setting.
Image: A visual representation of the three heat settings, showing temperature ranges and approximate working times for each.
Charging
The hand warmers are equipped with a dual USB-C charging cable, allowing both units to be charged simultaneously. A full charge typically takes approximately 3 hours. Ensure the cable is securely connected to both hand warmers and a compatible USB power source.
Safety Information
The WHATOOK Hand Warmers incorporate an AI smart chip for stable temperature control and multiple safety certifications to ensure user safety. These include:
- Overcharge Protection
- Overvoltage Protection
- Short Circuit Protection
- Overcurrent Protection
- Over Power Protection
To prevent accidental activation, long press the power button for 3 seconds to turn the units on. Avoid prolonged direct contact with skin at the highest temperature setting to prevent discomfort. Do not disassemble or attempt to repair the units yourself.
Image: Display of safety certifications for the hand warmers, including FCC, MSDS, RoHS, CE, and UL.
Maintenance
To ensure the longevity of your WHATOOK Hand Warmers:
- Clean the units with a soft, dry cloth. Do not use abrasive cleaners or immerse in water.
- Store in a cool, dry place when not in use.
- Avoid dropping the units or exposing them to extreme temperatures.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Hand warmer not turning on. | Low battery or incorrect power-on procedure. | Charge the unit fully. Ensure you long press the power button for 3 seconds. |
| Hand warmer not heating. | Unit is off or on lowest setting. | Turn on the unit and cycle through heat settings by short pressing the power button. |
| Charging not working. | Cable not connected properly or faulty power source. | Ensure the dual USB-C cable is firmly connected to both units and the power source. Try a different USB port or adapter. |
Specifications
| Brand | WHATOOK |
| Model Name | OT-116 |
| Color | 116-Black |
| Material | Plastic |
| Battery Type | Rechargeable Battery |
| Power Source | Battery Powered |
| Temperature Range | 104°F - 131°F (3 settings) |
| Weight (Single Unit) | 0.13 lb |
| Dimensions (Package) | 6.46 x 4.29 x 1.06 inches |
Official Product Video
Video: An official WHATOOK video demonstrating the features and usage of the Rechargeable Hand Warmers.
Warranty and Support
Your WHATOOK Rechargeable Magnetic Hand Warmers come with a 1-Year Warranty. For any product inquiries, technical support, or warranty claims, please contact WHATOOK customer service. You can also visit the official WHATOOK Store for more information: WHATOOK Store.