Battery Hawk 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: 650 mAh Battery Chemistry: NiCad Part Number: 4865BHJC2P Exit Sign Emergency Light Battery Fire Exit Sign, Fire Exit Light, NiCD, Ni CD 4.8 v 650 mah 800 mah 400 mah 1000 mah This battery works for the following models: NIC0991 4AA-800-18-8WL 4AA800188WL 4AA-800-18-8WL 4AA800188WL 859-0120859 8590120859 D-AA650B DAA650B D-AA650Bx4 DAA650Bx4 0120859 Ni-CD AA 400mAh 4.8V OSA145 OSA-145 Custom-145-18 Custom145-18 Custom14518 Custom-145-10 Custom145-10 Custom14510 EJW-NI-CAD All Fit E1021R 4.8v 650mah Ni-CD AA 4.8v 800mah Ni-CD AA BYD D-AA650B-4 DAA650B-4 DAA650B4 12-859 12859 EBE-145-18 EBE14518 18623 Battery EJW-NICAD All Fit EJWNICAD 18107 Battery