Model Name:Electronic Tach Meter Material Type:Stainless Steel Origin:Mainland China Material:Stainless Steel Input Voltage:DC 12V Product name:Motorcycle LED Inductance Tachometer Light Guide Pointer Special Features:Motorcycle Tachometer Led Screen Placement on Vehicle:Motorcycle Dashboard Backlight color:LED blue, red pin Features: 12V Universal Motorcycle Tachometer 13K RPM Shift with LED Backlight. Gives your ride a more aggressive and customized look. Professional installation is highly recommend. This motorcycle tachometer measure RPM up to 13K max. Stainless steel shell with galss top. DC 12V power supply. Comes with firm mounting bracket and screws. Specifications: Fitment: for all motorcycle Material: stainless steel shell + glass top Body color: Black/ Chrome Working voltage: DC 12V Outshell diameter: 6.5cm Installation diameter: 1cm Size: As Picture Show Package included: 1 x Motorcycle Tachometer Wire Connection: Long red- positive, Long Black- Negative Short Green- Ground Short Yellow-Engine Signal Short Black- power/ignition lock positive Notes: Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.