Rated input voltage: 90-264 VAC, 50/60 Hz
Input Frequency: 50-60 Hz
Battery voltage: 18 volts nominal
Charging current: 1.5 amps (1500mA)
Output power: 130W maximum
Output voltage: 22.2 volts maximum during charge
Cooling: Natural convection, no fan
Size: 4.6"x2.4"x1.5" (117mm x 61mm x 37mm)
Protections: Reverse Polarity, Short circuit protection, Over Voltage Protection, Output current protection
Connector: 5.5mm OD x 2.1mm ID coaxial/barrel connector
Polarity: Outside of barrel is positive (+)