Feature: 1. It is mainly used for the measurement of automobile voltage, and the numbers and pointers can be clearly displayed. 2. The dial is equipped with a lighting device, which can be read in the dark, can provide much convenience. 3. Using stepper motor, for high sensitivity, LED super bright display, suitable for most cars for installation. 4. Package including voltmeter and one connecting cable, and everything you need is provided. 5. Safe ABS material, racing look enhance the characteristic to your car. Specification: Item Type: Voltage Gauge Color: Black Material: ABSDiameter: Approx. 2in/52mm Display Range: 8-18V Voltage: DC(10-15V) 12V Professional Current: IGN Maximum. 0.3A ILM 0.3A Fitment: Universal fit for 12V cars.Surface Finish: 7 Color LED, Smoke Tint Face. Package List: 1 x Voltage Gauge1 x Connecting Cable1 x Manual Note: 1.We provide clear pictures ,measurement where possible.Please check as much as possible to make sure the item the one that you need. 2.The actual item maybe has slight color distinct with listing image due to different computer screens ,thanks for your understanding. 3.The size of item is manual measurement,please allow 0.5‑1inch difference.(1inch=2.54cm). 4.Even installation manual included. Professional Installation Is Highly Recommended.