Over-voltage, over-current, over-charge, and short-circuit protection & Best wire Length for the space. Rechargeable 600 Cycle - The batteries up to 600 cycles. Replacement-Uniquely designed & manufactured for Exit Sign Emergency Light Battery Fire Exit Sign, Fire Exit Light. This battery works for the following models: BAA-96 BAA96 BBAT0044A Unitech AA900MAH 9.6V BCN800-8BWP-CE005 COMBOG-ST2 COMBGOGST2 DANTONA CUSTOM-306-U ELB-B003 Lithonia ELBB003 ELB-B004 Lithonia ELBB004 EBE306 EXELL EBE-306 Ni-CD AA700MAH 9.6V OSI OSA228 OSA-228 UNITECH 18737 Unitech BAT9.6V700 UNITECH BBAT0043A TOPA TYPE:9.6 volt Ni-Cd 900mAh battery.Notice:Proper Wire Connector, Correct Polarity. JINTION 9.6V 900mAh AA NiCad Battery Replacement for Lithonia Unitech AA900MAH Emergency/Exit Light/Fire Exit Sign