Alarm Lock RBAT4 Battery Replacement 12Volts 5AH. 3.57Lx2.75Wx4.00H Terminals: F1, Chemistry: SLA. Alarm Lock RBAT4 Replacement Battery is designed to meet or exceed the original battery in quality, durability, and performance. Maintenance-free, sealed no-leak design, higher cranking amps, lower self-discharge, greater vibration resistance, heavy duty, no-corrosion terminals. THIS IS A REPLACEMENT BATTERY AND MAY BE A DIFFERENT BRAND, BUT MEETS OR EXCEEDS THE OEM SPECIFICATIONS.