Feature: - IP67 waterproof and dustproof grade. - With curved glass (with anti-fogging function). - Use moving-magnet principle to drive the needle, featuring good endurance and anti-vibration. - Be suitable for all kinds of water level sensors with same signal, and display liquid level of the water tank. - With ultra-wide working voltage design( long-term operating voltage: 9-32V, Maximum up to: 36V ( 1 min)). - Stepper motors used for full range of stepping gauges, great feature with its less power consumption, longer life, higher precision, etc. Specification: - Indicating Range:E-1/4-1/2-3/4-F - Name:water Level Gauge - Fixing dimension: 52mm or 2-1/16" - Operating Voltage: 9-32V /fit 12V-24V - Materials: stainless steel+nickel-plated plastic - Input signal:0~190ohm (European standard), -Backlight Color: 7 Color Attention: - Empty oil level : 0 ohm - Full oil level : 190 ohm - When the oil / water level is empty , there will be a space of 3-15mm between the sensor float and the bottom of the sensor. This is a safe distance, and the sensor can work normally,Thank you~ - When the oil / water level is full, there will be a space of 3-15mm between the sensor float and the top of the sensor. This is a safe distance, and the sensor can work normally, Thank you~ Package: 1pcs sensor+1pcs gauge Or 1pcs gauge About Customization/Drop Shipping/Wholesale Support Customized : if you need other length / signal of sensor , welcome to contact to us to customized it . Support Drop shipping and wholesale: if you want to wholesale , we can give some discount for you , welcome to making orders .