Eastor LN0029 Hand Warmer & 4400mAh Mobile External Power Bank for IPHONE / IPOD - Silver
1. 4400mAh capacity apply to most kinds of digital device. 2. With PET heating film give out heat on both sides for 4-5 hours no worry for cold any more. 3. Great protection function independent batteries intelligent protection over voltage protection charging discharge short circuit protection. 4. High conversion efficiency: under the rated output power conversion is as high as 85% above more energy saving and environmental protection 5. Auto sleep when no current output. 6. With LCD capacity display.