Special Features:Motorcycle Tachometer Gauge Item Diameter:2.16inch Item Weight:1kg Item Height:2.55inch Item Width:2.16inch Item Length:2.55inch External Testing Certification:ce Model Name:Motorcycle Tachometer Origin:Mainland China Features: 100% brand new and high quality Fits for most motorcycles General mechanical speed line interface Internal night light, red and black lines for LED light Easy to install, durable Up to 13,000 rpm, modify large displacement cars Specifications: Material: Stainless Steel Tachometer unit: RPM Measurement:0-13,000RPM Shell Color: Silver Inner Color: Black Voltage: DC 12V Shape: circle Size (D*H):6.5cm x 5.5cm(approx) Installation hole diameter: 9.7mm Quantity: 1 pc Packing includes: 1 x Motorcycle Tachometer Gauge