BatteryGuy 2.4 volt 1800 mAh replacement battery for LightGuard 100-003-A105. Only $10.95. Fast nationwide delivery available. It meets or exceeds the LightGuard 100-003-A105 emergency light specifications defined by the Original Equipment Manufacturer, but at a much lower price. Note this product can also replace: Light Guard 100 003 A105, Light Guard 100003A105, Light Guard 100-003-A105, LightGuard 100 003 A105 or LightGuard 100003A105... (This is one Battery, Please verify quantity needed for your application before ordering). Chemistry: Nickel Cadmium (Nicad) / Dimensions: 0.90" Diameter x 3.33" High / Configuration: Two Cells in vertical Stack Connector Type: Wire Leads With B830EC 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.