Waterproof 52mm Water Level Gauge + Water Sender Unit Sensor 0~190ohm Liquid Water Tank Level Indicator Meter 7 Color Backlight Sensor Specifications: - Protection ank: IP67 - Resolution range: 21 mm - Assembly: SAE standard 5 holes - Rated current for alarm switch: 500mA - Operating temperatures: - 40 to 85 Celsius - Fit for Fuel Level Gauge and Water Level Gauge - Sensor Length :100MM~1500MM - Mounting: 5 pieces of M5 screws and 2 mm thick gasket - Output signal: 0~190 ohm (Standard European), Gauge Specifications: - Input signal: R ohm - Indication range: E-F - Working current: 60mA - Install diameter: 52mm - Working voltage: 9~32VDC - Storage temperature: -40~+85 - Operating temperature: -30~+75 - Water Level Gauge Waterproof : front cover IP67 ,back cover IP5 - Backlight: (7 colors ) red.green.blue.yellow.olive . orange.purple Can be customized: Sensor Length: 100mm, 150mm, 200mm, 250mm, 300 mm ,350 mm ,400mm, 450 mm,500mm, 550mm, 600mm, 650mm, and so on Output signal: 0~190 ohm (Standard European), 240~33 ohm (Standard American) and so on The length and output signal of the sensor can be customized, if you need other sizes or output signal, please