Tech Battery Charger Independent 4-slot Fast Charging For AA/AAA Ni-MH Ni-CdPUJIMAX LCD Display Battery Charger Independent 4 slot Fast Charging For AA AAA Ni MH Ni Cd Rechargeable Battery Accessories, Charger For Remote Control Battery Razor Battery 1. This charger can charge 1 4pcs AA AAA Ni MH Ni Cd rechargeable batteries, LCD displays. 2. Charging under IC control. intelligently cut off the rapid charging mode, Then transfer to trickle charging, insure fully charged. Meanwhile protect from over charging The LCD will be on