About Product:Cross-border attribute cross-border package weight 1kg unit weight 0.5kg product volume 15cm * 7.5cm * 3.3cm product attribute storage temperature-20-50 brand attraction protection function overcharge protection, with charge and discharge Protection Board, temperature control protection, over-discharge protection chemical type heating clothing special charging working temperature-20-50 discharge working temperature-20-50 product certification CE PSE FCC ROHS import non-import