This is a Maxday MD-201 battery charger.
Compatibility: Suitable for charging Ni-Cd and Ni-MH AA and AAA rechargeable batteries.
Capacity: Can charge up to four batteries simultaneously.
Input: Operates on 220V AC power with a 2-pin plug.
Output: Provides 1.4V DC output (120mA for AA, 90mA for AAA).
Indicators: Features LED indicators that light up red during charging.