<b>Saferell Rechargeble Hand Warmers</b><br> Convenient, lightweight, portable size, stylish and top - notch.<br> <br> <b>Multiple Functions</b><br> Warm hands, feet, warm or your belly instantly and safely, eliminating fatigue and back pain in cold winter. Ideal for the elderly, children and office staff. Can also be used as a power bank.<br> <br> <b>How To Use</b><br> * Power on: Press the switch to activate and battery displays as white light.<br> * Heating: Long press for 3 seconds to turn on the heating function, long press again to exit the hand warmer function.<br> <br> <b>Independent Indicating Light</b><br> * Low temperature as blue light, medium temperature as green light, high temperature as red light.<br> * When charging the mobile phone, the white light is always on and the current battery is displayed.<br> * Charge the electrichand warmer and the white light flashes.<br> <br> <b>Specification</b><br> Material: Aluminum alloy + ABS + surface rubber<br> Battery capacity: 5200mAh <br> Input: 5V/2A<br> Output: 5V/2A<br> Product size: 95*72*37mm<br> Product net weight: 145g<br> Temperature: low temperature 113°F, medium temperature 122°F, high temperature 131°F<br> Charging time: about 3-4 hours<br> <br> <b>Note</b><br> NOT for children aged 3 or under. Children must be accompanied by adults when use.<br> <br> <b>Package Included</b><br> 1 x Hand Warmer<br> 1 x USB Cable<br> 1 x Portable Pouch<br> 1 x Manual Instruction<br>