Opus BT-C3100 Charger 1.5V 3.7V 3.6V AA AAA Ni-MH Battery Charger Tester V2.2
Model: BT-C3100 V2.2. Plug: EU adapter, UK plug, US adapter. New fan cover provides better protection for the cooling fan. Circuit Detection: Yes. Protected Circuit: Yes. Short Circuit Protection: Yes.