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The Sealey BT91/10 is a hand-held battery tester designed for testing 6V and 12V batteries in automotive and general workshop applications. This practical diagnostic tool applies a load across battery terminals to accurately read voltage performance under working conditions, providing a reliable assessment of battery health and charging system functionality. Fitted with a moving-coil meter for clear analogue readings, this battery tester enables quick identification of weak or failing batteries before they cause problems. The tool also checks charging voltage, making it ideal for diagnosing alternator and charging system issues in vehicles and equipment. Its pistol grip handle design ensures comfortable operation and secure handling during testing procedures. Suitable for use by mobile mechanics, garage technicians and workshop engineers, this battery tester provides a straightforward solution for battery diagnostics across a range of applications including cars, motorcycles, commercial vehicles and standby power systems. Features and Benefits: • Tests both 6V and 12V battery systems for versatile workshop use • Load testing capability provides accurate performance assessment under working conditions • Moving-coil meter delivers clear, reliable analogue readings • Pistol grip handle design ensures comfortable and secure operation • Checks charging voltage for complete electrical system diagnostics Specifications: Brand: Sealey Nett Weight: 0.848kg