... Aluminum Alloy Battery operated hand warmers with portable charger Feature*Power bank,compatible with Tablet PC,smart phone,MP3,MP4,Camera* ... is healthcare product for your friends.Technical parameterPower bank with LED torch and hand warmerCapacity:5200mAh Cell type:Li-ion ... Mobile phone, especially smart phones(like Iphone/Nokia/ HTC/ Sumsung); Tablet PC(like Ipad 2 / Ipad 3) ; Digital Cameras, MP3 ...