CTEK 40 165 Battery charge indicator with 12 V Comfort connector 22 cm, Yellow, red

LED ‘traffic light’ indicator, that shows battery charge status simply and clearly using your vehicle 12V accessory socket, indicating when it's time to charge. Simple LED display: Red light means charge NOW, Yellow light means charge SOON, Green light means OK! No need for charging. Easy connection: CTEK’s unique CONNECT system, also provides a quick, secure and easy way to connect your CTEK charger to a hard-to-reach battery via the 12V accessory socket. Durable: designed and tested in Sweden, with hardwearing and flexible cables that are built to last. Compatible: works with all 12V lead-acid batteries, and with CTEK chargers up to 8A. Note: socket must be powered even when ignition is in ‘off’ position. 2-year warranty.