BatteryGuy 4.8 volt 900 mAh replacement rechargeable battery for Dual-Lite 12-790. Only $8.50. Fast nationwide delivery available. It meets or exceeds the Dual-Lite 12-790 emergency light specifications defined by the Original Equipment Manufacturer, but at a much lower price. Note this product can also replace: Dual Lite 12 790, Dual Lite 12790, Dual Lite 012-0790, Dual Lite 12-0790, Dual Lite 12-790, Duallite 12 790, Duallite 12790, Duallite 012-0790, Duallite 12-0790, Duallite 12-790, Dual-Lite 12 790, Dual-Lite 12790, Dual-Lite 012-0790 or Dual-Lite 12-0790... (This is one Battery, Please verify quantity needed for your application before ordering). Chemistry: Nickel Cadmium (Nicad) / Dimensions: 2.26" Long x 0.57" Wide x 1.98" High / Configuration: Four Cells in a Horizontal Row / Connector Type: Wire Leads With PRB803EC Connector. BatteryGuy Nicad Batteries Typically Have 20% - 40% More Capacity Than Other Regularly Available Batteries of the Same Size and Can Support up to 500 Charge/ Discharge Cycles or Five 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. Rechargeable