<p><b>Description:</b></p><p> - High-speed motor, the speed measurement is more accurate, the measuring range is 0~10000 R.P.M.</p><p> - 7 color LED backlight display cool, and red pointer indication.</p><p> - Simple and convenient to install, used to measure the speed.</p><p> - 4 cylinders /6 cylinders/ 8 cylinders -Three types of back can be adjusted</p><p> - Wiring method: red line to ignition switch 12V (+); black line battery (power supply) negative "-"; yellow line to headlight 12V (+);Green line to car speed signal coil.</p><p><b>Specification:</b></p><p> - Instrument type: electrical type (tachometer)</p><p> - Dimensions: 52mm (2 inches)</p><p> - Applicable voltage: 12V</p><p> - Measuring range: (0-10) * 1000RPM</p><p> - LED backlight: 7 color LED backlight</p><p> - Shell color: black</p><p> - Mirror: transparent mirror</p><p> - Applicable models: 12V car racing modification</p><p><b>Package Includes:</b></p><p>1 Piece Tachometer</p><p>1 Piece Power Cord</p><p>1 Piece Manual</p><p><b>Note:</b></p><p>Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm)</p><p>Please check the size measurement and the picture carefully before making payment.</p><p>Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you.</p><br><p><b>Your satisfaction is our priority. So we would deliver the highest quality products and services to meet your satisfaction.</b></p>