ELING Waterproof Car Truck Tachometer REV Counter RPM Gauge with Hourmeter 0-4000RPM 85mm 12V 24 Volt with Backlight

Description

• Open a 3-3/8″ dimension and 2-3/4″ depth hole, put gauge into it and fasten
• Speed Ratio: 1-300 adjustable, You can press the back button to adjust it. Idle speed is typically 600-800rpm. Details refer to owner manual.
• Suitable for diesel engine. Tachometer can get signal from engine, ignition coil, crankshaft sensor, or tacho sensor (be sold separately), etc..If you need tacho sensor, pls. search for ASIN NO. B07RN3HJ72 or B07RR8NQ45
• It shows rpm and hour. Hourmeter cannot be reset. If you need other faceplate , pls. search for ASIN B0755F3SBH or B0755JZHMP
• Red Backlight, 9-32VDC(12VDC/24VDC) Working Voltage,1 year Warranty, 100% Waterproof and anti-fogging protection