The Sealey BT91/7 Battery Drop Tester is a professional-grade diagnostic tool designed for testing 6V and 12V batteries with accuracy and safety. This American-style drop tester features internal switchgear that applies load testing without sparking, making it safer to use in workshop environments where battery diagnostics are regularly performed. The tester works by applying a controlled load across battery cells and measuring the output on an integrated meter, providing precise indication of battery voltage and identifying faulty or short-circuited cells. This diagnostic capability makes it an essential tool for automotive technicians, mobile mechanics, and fleet maintenance workshops where quick and reliable battery assessment is critical to workflow efficiency. Built to professional standards, the BT91/7 offers dependable performance for tradespeople who need to diagnose battery condition before replacement or charging. Its robust construction and straightforward operation make it suitable for busy garage environments where rapid battery testing is required. Features and Benefits: • Internal switchgear eliminates dangerous sparking during load testing • Compatible with both 6V and 12V battery systems for versatile applications • Accurate meter display identifies faulty or short-circuited cells quickly • American-style design for robust professional workshop use Specifications: Brand: Sealey Nett Weight: 1.026kg