I gave this to my coworker. She said it works wonderfully. Both top and bottom heat up. She loves it
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BSTPOWER Hand Warmers Reusable Rechargeable Hand Warmer 5200 mAh Power Bank USB Hand Warmer Electric Pocket Warmers for Skiing Golfing Climbing Hiking Women Men Winter Gift (Green)
Price: $22.99
Description
Specifications: Model No.: H2Input: 5V/2A; Output: 5V/2A; Weight: 145g; Capacity: 5200mAh; Size: 10.2×5.8×3 cm Charging time: 2-3 hours; Working Time: 4-8 hours Red lights- Indicate heating levels, used as a warmer at this status. Blue lights- Used as a power bank. The lights turn blue when warmer is charging or be charged. Heating temperature: Low temp - one red light, T: about 100 ℉ (35-38°C) Medium temp - two red lights, T: about 108 ℉(38-42°C) High temp - three red lights, T: about 118℉ (42~48℃)] Highest temp-four red lights,T: about 131 ℉(55°C) How to use it? Press the middle button for 5 seconds to turn on the warmer. When the four red lights on, reached the highest temperature about 131°F(55°C). You can single press the button to switch heat levels. Double quick presses the button to check the battery capacity. The blue lights show how much battery you have. Package included: 1 X 5200mAh hand warmer& power bank 1 X Micro USB cable 1 X Cloth pouch with drawstring 1 X Instructions Manual Note 1. Please keep it away from water. 2. Do not charging and heating simultaneously. 3. Please stored in a cool dry place when not in use. 4. Put on cloth pouch to avoid scald when they get too hot for skin contact. 5. In the first three times of charging, the battery has not been activated well, so it will works normally after the hand warmer was used three times.
