12V Car Modification EVO Digital LCD Water Temperature Gauge 52MM Universal 7 A racing-specific instrument with background lighting

EVO LCD Digital Water Temperature Gauge   Product Weight:0.17kg Packing Size:17813cm Product power supply:DC 12VReading range:40-140 ℃LED color:7 colorsInstallation diameter:52mm / 2inchDisplay screen diameter:49mm/ 1.9inch Product Description:

1. 7 types of background lighting (choose one from 7)
2. Daytime smoke-tinted lenses, clear and bright LED display at night.3. Add a racing look to your cycling experience.4. Durable.5. Easy to install. Wiring instructions: Red-12V accessory power supply (+)Black - Grounding Negative Terminal (-)White - Engine Parts PowerOrange - Headlight switch (12V switching power supply)Green - Temperature sensor (connect the sensor to the green wire) Note:You can choose red or blue through different connection methods (you can read the instructions)Professional installation is highly recommended.