... Power Bank External Battery Mobile Charger for iPhone HTC Samsung Specification BrandleadcoolModelLC-540Cell TypeSamsung 18650 lithium-ion batteryCapacity12000mAhMaterialABS+PC+ ... °C(32°F~104°F)Discharge temperature-20°C~60°C°(-4°F~140°F)Optimal storage temperature-20° ... DC Port Power Cable6*Adpapter (Mini USB, Micro USB, iPhone,Samsung, Nokia, Sony Ericsson connectors) Shipping Types:UPS,DHL,EMS ...