'Pulse Load Battery Tester, Provides Tests State of Charge and Battery Condition for 2V, 4V, 6V, 8V and 12V Lead Acid Battery Types (SLA, AGM, Gel, Wet), For Use With Residential or Commercial Detectors, Height 12 In., Length 10 In., Width 8 In., Power Source (4) AA Batteries, Standards UL/ULC, Manufacturers Warranty Length 1 yr.'