Micro-current Sleep Helper

product information:
Product material ABS+stainless steel
Product size 38.5*40.5*68.5mm
Battery capacity 500mAh
Input voltage: DC 5V/1A
Working power: 0.5W
Charging port: Micro USB
Package List:
Product accessories: host x1, USB data cable x1, Chinese and English manual x1, certificate x1