Sensor Specification: - 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 :150mm/200mm/250mm/300 mm ,350 mm , - Mounting: 5 pieces of M5 screws and 2 mm thick gasket - Output signal: 0~190 ohm (Standard European), Note: - Empty oil level : 0 ohm / 240 ohm - Full oil level : 190 ohm / 33 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~ 52mm Fuel Level Gauge Specification: -Material:stainless steel 316L+anti-fog glass -Install diameter:52mm or 2-1/16" -Color :Black Silver /White Silver -Indication range:E~F -Connection method:row insert -Backlight color:redgreenbluewhiteyelloworangepurple,totally 7 kinds different backlight color,it will change automatically every 1 minute,or you can fix only one color that you like through press the gauge back "set" button -Working voltage:9~32vdc -Input signal:240~30ohm Package Include: 1 X Fuel Level Sensor or 1 X 52mm Fuel Level Gauge