Blackcell BU2 Charger Fuctions:
1. Compatible with Li-ion, 1MR, Ni-MH and Ni-Cd rechargeable batteries.
2. DC input, working power supply USB5V-2A.
3. Two independant microcomputer-controlled charging slots capable of charging simultaneously.
4. Automatically detects battery type and status
5. Prevents overcharging, overheating, over voltage, over current.
6. Automatically stops charging when completed.