The Details
Chgarger
Charger input: USB DC 5V
Slots : 4slots
Output: 350mA
Interface: Micro USB
Battery
1. Chemistry: Li-ion
2. Voltage: 3.7V
3. Capacity: 2800mAh
4. Size:16mm*34mm
5. Battery size: 16340
6. Type: Rechargeable
LI-ION
Package
: as your choice