This glow plug tester is designed for quick fault finding and diagnosing the condition of glow plugs without needing to remove them from the engine. It provides a real-world analysis by powering the plugs directly. The tester features six LEDs that indicate the status of the glow plugs and whether the vehicle's battery has enough charge to power them. https://elecena.pl/product/29123596/draper-24706-12v-glow-plug-tester 2025-07-23 https://elecena.pl/product/29123596/draper-24706-12v-glow-plug-tester 2026-04-14