SMARTOOOLS USB充电电池 9V 积层电池 9V/积层电池锂电芯 Type-C新接口输入 十 锂电芯恒压1.5V输出 实标容量650mAh 循环充放大于1200次 CEFC MADE IN CHINA USB Rechargeable Battery 10482400012 US8 Rechargeable Ballery 1节≥1200节