1、PREMIUM MATERIALS: Water cooling system temperature meter is made of aluminum alloy and POM material, which is sturdy and durable and suitable for long term use. 2、NON CONTACT LIQUID LEVEL SENSOR: PC water cooling display adopts non contact liquid level sensor, no need to contact the liquid, avoiding the water quality being affected. 3、ALARM FUNCTION: PC water cooling thermometer supports water level, stopping and high temperature alarm function to ensure the stable operation of water cooling system. 4、SMALL 3PIN INTERFACE, 12V‑24V VOLTAGE: Water cooling system alarm adopts small 3Pin interface to connect the interface fan. Suitable for 12V‑24V voltage environment. 5、COMPACT SIZE, EASY TO INSTALL: PC water cooling thermometer is compact in size, easy to install, easy to operate, DIY installation can be used. Item Type: PC Water Cooling Thermometer Material: Aluminum Alloy, POM Size: Approx. 65x40x37mm / 2.56x1.57x1.46in Hole: G1/4x2 Interface: Small 3pin Setting Method: Speed Alarm: Long Press <Setting Up Key> Set, Press <Setting Up/Down Key> Set Speed Alarm Value High and Low, (Setting Range 0-8000L/min, Setting Interval 500Lmin), Automatically Save After Stopping Operation for 3 Seconds; Temperature Alarm: Long Press <Setup Down Key> to Set, Press <Setup Up Down Key> to Set Temperature. Alarm Value High or Low, (Setting Range 5-100℃, Setting Interval 1℃), Automatically Save After Stopping Operation for 3 Seconds; Water Level Alarm: The Water Level in the Container Is Lower Than the Sensor Will Trigger the Alarm, Press Any Key to Stop the Alarm Turn off the Alarm Beeping The <RPM Display> or <Temperature Display> Digits in the Screen Will Double Flash and Beep Alarm Sound, Press Any Key <Setup Up Down> to Turn off the Alarm 1 x PC Water Cooling Thermometer