85mm Tachometer 3K 4K 6K 7K 8K RPM Gauge with LCD Hourmeter with 7 Colors Backlight for Auto Car Truck 12V 24V

Please note: There are different options for sensors and gauges in the link. Each option is marked with a name and a picture. Please confirm whether the option you ordered is the product you need. Thank you. -Waterproof: IP 67 -Excellent anti-fogging function; -With curved glass (with anti-fog function). -316 Stainless steel bezel with curved glass; -Convenient Installation by multi-plug socket connecting way; -Tachometer fit for Car /Truck/ Boat /Diesel Generator Engine /Gasoline Engine-Installation Dimension: 85 mm -Signal : Pulse -Indicating Range: 0-3000RPM, 0-4000RPM, 0-6000RPM, 0-7000RPM, 0-8000RPM -Working voltage: 9-32VDC-Speed ratio:1.0-360-Working current: ＜120mA -Backlight :7 backlights (red, green, blue, white, yellow, cyan, purple) -Engine hours: 0.0-99999.9H -Working temperature: -30-70℃ -Storage temperature: -40-85℃ -Waterproof and dustproof grade IP67. -Functions: current tacho/RPM and adjustable hour -Operation mode: LCD display, stepper motor -Tachometer fit for Car /Truck/ Boat /Diesel Generator Engine /Gasoline Engine1* Tachometer   1* Cable   1* InstallationBe used for gear rotation speed measurementCombining the advantages of stable signal, wide range of operating temperature, small size, simple assembly, etc.It covers a wide range of measurement, and it is able to measure the zero-rotation speed-M161.5 (2-wires)Operating temperature: -40 ~85℃Output signal: sine waveSignal duty factor: 47±5%Inductance distance: less than 1mmTooth module: 2~6Connecting way: two wiresProtection rank: IP65Length: L=100MM L1=80MM-M161.5/M181.5 Holzer Tacho (3-wires)Operating temperature: -40 ~85℃Output signal: square waveInductance distance: less than 2mmOperating voltage: 8~32V with polarity protectionConnecting way: three wiresProtection rank: IP65Length: L=80MM L1=70 / L=80MM L1=60MMM181.5   M16*1.5Operating Temperature: -40 to 85℃Output Signal: Sine WaveSignal Duty Factor: 47±5%Inductance Distance: Less than 1mmTooth Module: 2~6Connecting Way: Two Terminals connection