Built-in switch power, worldwide voltage;
Safety timer, auto-cut after 12 hrs;
MCU monitor;
4 LEDs indicate charging status.

Specifications:

Input:                         AC 100~240V, 50/60Hz
Charging Output:       DC 1.4V 150mA
Size:                           65x110x29 mm
Main feature:

Charge 1~4 pcs AA/AAA  Ni-MH/Ni-Cd Batteries.
Built-in switch power, worldwide voltage

Safety timer, auto-cut after charging 12 hours
4 LEDs indicate charging status.
Bad battery, alkaline and primary battery detection.
2 pins Europe and 2 Pins American plugs available.