BatteryGuy 4.8 volt 900 mAh replacement battery for Dual-Lite SEWLSRBEOnly $11.95.Next day nationwide delivery available. It meets or exceeds the Dual-Lite SEWLSRBE Emergency Lighting specifications defined by the Original Equipment Manufacturer at a much lower price. Note this product can also replace: Dual Lite SEWLSRBE or Duallite SEWLSRBE...(This is one Battery – Please verify quantity needed for your application before ordering) Chemistry: Nickel Cadmium (Nicad) Dimensions: 3.88" Long x 0.60" Wide x 1.14" High Configuration: Four Cells in Two Even Horizontal Rows Connector Type: Wire Leads With PRB830EC Connector Fits Dual-Lite Fixtures: SEWLDGBE, SEWLDGWE, SEWLDRBE, SEWLDRWE, SEWLSGBE, SEWLSGWE, SEWLSRBE, SEWLSRWE. 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