Five-in-one voltmeter, Schedule, Chronograph, Water temperature gauge, Voltmeter, Usb charging.LED panel digital display, second reading, more intuitive, fast and convenient.Small size, easy to carry, will not hinder riding and guarantee your safe ridingDisplay timing and voltage functions to meet your different needs, with USB charging function.9-24v fit for most motorcycleSpecification:Item Width: 67mmModel Name: SMCP301Diameter: 67mmItem Height: 100mmItem Length: 67mmHow to use:1. Connect the black wire to the negative pole of the power supply and keep it connected2. Connect the red wire to the positive pole of the power supply and keep it connected3. Connect the blue wire to the switch to control the switch of the multi-function metercolour: blackMaterial: ABSPackage Contents: 1 * Voltmeter1 * Water Temperature2 * Screws(M6 and M8)1 * BracketOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.