The charger can charge 1-2pcs AA/AAA NI-MH/HI- Cd rechargeable batteries
Two LEDs show the charging process of its corresponding charging slot but it will not turn off when the batteries are fully charged
Two individual charging slots This charger can only charge 2pcs batteries in size AA or AAA in any kind of capacity combination The LEDs show the charging process they would not turn off after battery are fully charged and trickling charging at current. 100 mA
It will not charge the non rechargeable battery or the defective one the Led would not turn on