1) Charges 2 or 4 AA / AAA Ni-MH or Ni-Cd rechargeable batteries in pairs
2) LED charging status indication light
3) Switch power, worldwide voltage 100 - 240V
4) Over voltage and over heat protection
5) Safety features:
a) Voltage monitoring function:
i) -ΔV control
ii) Auto switch to trickle mode after fully charged
b) Safety timer: auto cut off after 3 hours of standard charging
c) Temperature monitoring function: over-heat protection
d) Bad battery, alkaline and primary battery detection
5) Accessories: 4 Ni-MH batteries |