Features:1) Smart and super quick charger with 4 Ni-MH batteries 2) Input: AC 220 - 230V, 50-60Hz( or 110V, 50~60 Hz)3) Output: DC 1.4V 1000 mA (AA)4) Operating temperature: 0 - 35°C5) Size (W x L x H): 75 x 118 x 45mm6) Weight: 180 g (batteries not included)7) Charges:a) 1 to 4 AA / AAA b) 1 - 2 9V Ni-MH or Ni-Cd rechargeable batteries8) LED charging status indication light9) Over voltage and over heat protection10) Safety features:a) Voltage monitoring function:i) -V controlii) Auto switch to trickle mode after fully chargedb) Safety timer: auto cut off after 3 hours of standard chargingc) Temperature monitoring function: over-heat protectiond) Bad battery, alkaline and primary battery detection

battery chargers