4.8 Volt 900 mAh Replacement Rechargeable Battery for the 4AA-800-18-8WL Nickel Cadmium/NiCad Emergency Lighting

Rechargeable 4.8-Volt 900 mAh nickel cadmium (NiCd) battery replacement for emergency lighting. It meets or exceeds the Unitech 4AA-800-18-8WL specifications defined by the Original Equipment Manufacturer but at a much lower price. Polarity: This battery is STANDARD POLARITY (Check the edge of the white plug, there should be a notch on the side where the black wire enters). Includes wiring harness with connector. This battery typically has 20% to 40% more capacity than other regularly available batteries of the same size and can support up to 500 charge discharge cycles or 5-years standby power under normal conditions. Nickel cadmium batteries are commonly found in emergency lighting, alarm/security systems, backup power devices and other electrical devices.|4.8-Volt nickel cadmium replacement battery|Capacity: 900 mAh (slight differences of a 100 mAh up or down should be almost unnoticeable, this battery will work just fine in these cases)|Meets or exceeds OEM specifications|Item includes wiring harness and connector shown|Nickel cadmium NiCad battery (rechargeable)|Commonly used in emergency lighting, exit signs as well as other devices|Factory guarantee with 30-day return window and full manufacturer 1-year warranty against manufacturing defects