This rechargeable nickel cadmium battery is specifically designed for Exit / Emergency Lights. 8 " of wire length, Proper Wire Connector, Correct Polarity. Product Features: Voltage: 2.4 Volt Capacity: 300 mAh Battery Chemistry: NiCad Part Number: BH-243-JC2P Exit Sign Emergency Light Battery Fire Exit Sign, Fire Exit Light, NiCD, Ni CD 2.4v 2.4 v 400 mah 600 mah 0.4AH AH 0.4 0.8AH 0.8 800 .6 .6AH This battery works for the following models: Ni-CD AA300mAh 2.4V 6CGL5 Exit Sign Battery AA 300mAh Ni-CD 2.4v