The CTEK Comfort Indicator M6 (part number 56629) provides a permanent and convenient solution for monitoring the charge status of 12V batteries. It features a clear 'traffic light' system (green, yellow, red) to indicate battery health and when charging is required. Equipped with M6 eyelet terminals for secure, permanent attachment to the battery and a quick connector for seamless integration with CTEK battery chargers. With a 1000 mm cable length and IP65 rating, it is ideal for hard-to-reach batteries in various vehicles and machinery, ensuring reliable performance in demanding conditions.