40-1200 CCA 12 Volt Digital Battery & System Tester The BA9 Battery and System Tester features an operating range of 4.5-16V and is optimized to test six distinct battery types: Conventional Flooded Acid, AGM Flat Plate, AGM Spiral Wound, Start-Stop AGM, Start-Stop Enhanced Flooded and Gel Cell batteries. It also features the convenience of starting and charging system testing, offering quick assessment and providing both a numerical result and a pass/fail result. The BA9 has a testing range of 40-1200 CCA, covering everything from powersport to Group 31 batteries. It features an LCD display that offers a high level of detail throughout the testing process and improved viewing in bright sunlight. It also features reverse polarity protection to avoid damage from reverse hookups and over-voltage protection when attached to a system with voltage exceeding 15V. 1 Year Limited Warranty BA9 Yes - VINYL CHLORIDE