AG5 Button Batteries are used in most cartridge bore sight and other electronic devices. The AG5 voltage is 1.5 Volt. AG5 Batteries Replacement equivalent Batteries LR48, 393, 393A, V393, D393, GP393, LR754, L754, SR754W, SR754, 309, D309, LR750, 193, SR48, G5A, SB-B3. The Voltage: 1.5 Volts Dimensions: 7.9 mm x 5.4 mm QTY2.