This rechargeable nickel cadmium battery is specifically designed for Exit / Emergency Lights. 8 " of wire length, Proper Wire Connector, Correct Polarity. ) Product Features: Voltage: 4.8 Volt Capacity: 400 mAh Battery Chemistry: NiCad Part Number: 484-BH-JC1P Exit Sign Emergency Light Battery Fire Exit Sign, Fire Exit Light, NiCD, Ni-CD, 400, mah, .4, .4ah This battery works for the following models: CUSTOM-196 Power MH29673 Power B23AA48 Battery 4.8v NiCd ELB4804N 2x2 2/3AA NiCD Custom Battery Pack 4.8v ANIC1361 D-2 3AA400MAH D-2 400MAH 2/3 400 MAH