- Battery Pack: 10800ma
- Working Voltage: 100-240Vac/50-60Hz
- Output Power: 21w
- USB Port: Yes
- DC Output: 9V/12V selectable
Microprocessor controller guarantees high reliability
Auto start when plugged in
Manual power off switch
Overload & short-circuit protection
Over-charge and over-discharge protection
User's friendly multi-LED status indicators
Allows to set output voltage-9/12V DC via switch