The Sealey Cordless Circuit Tester is a compact diagnostic tool designed for testing DC circuits with voltages between 3 and 28V. This practical tester is ideal for automotive applications, vehicle diagnostics, and other low-voltage electrical testing tasks where quick circuit verification is needed. Featuring a cordless design that eliminates earth clips and leads, this circuit tester offers a simple testing method - simply contact the wire being tested and touch your finger on bare metal ground to get a reading. The tester provides triple feedback when contacting a live wire through LED illumination, an audible buzzer, and vibration, ensuring clear indication even in noisy workshop environments. Computer-safe for use around delicate engine management systems, this circuit tester is particularly suited to modern vehicle diagnostics where sensitive electronics require careful handling. The lightweight unit weighs just 0.03kg and comes supplied with two long-life N-sized batteries fitte