AutoMeter RC-300 - Handheld SLA Battery Tester4-50AH BATTERY CAPACITY TESTER; HANDHELDTests SLA , Flooded, Gel Cell, or AGM batteries. Also tests discharged batteries and detects bad cells.The RC-300 is a portable, fully featured tester that provides quick and accurate results utilizing AutoMeters Award Winning 'Digital Pulse Load' technology. The RC-300 is uer friendly, instructing the user exactly what to do while testing an SLA battery. Professionally accurate test results are shown on a LCD display after each test. The RC-300 has a built in memory so you can easily review and/or print test results. Tests SLA , Flooded, Gel Cell, or AGM batteries. Also tests discharged batteries and detects bad cells. Applies a true 40 amp load during testing to simulate real world operating conditions and provide more accurate test results. Tests 6V and 12V batteries rated between 4AH - 50AH. Stores the last 50 tests in memory Test Results Include: Batterys Measured Amp Hour (Ah) Capacity, Battery Voltage And Percent Of Charge, And What The Batterys State Of Health Is (Good, Near End Of Life, Or Bad). 30" - 16 gauge leads Customer communication with optional PR-12 (external printer), PR-20 (bolt-on printer), or AC-12 (PC cable). Tough impact resistant plastic housing with easy grip rubber booth that prevents damage to the unit. The RC-300 enables the user to" blue print" known good batteries of different types/sizes to drive improved testing accuracy. The unit will store up to 40 different" blue printed" battery types. The user can also set customized pass/fail settings based on their preferred profile.