Features:The shell of our thermostat is made of high-quality plastic material with fine workmanship, environmental-friendly, safe, durable to use.Its temperature controlling range is from 0 to 60, perfect for using to control heater, filter fan, cooling equipment and other signal device in your home, market and so on.It has a large data scale and an adjustable button is for easy and convenient to adjust the controlling temperatureAdopting standard rail clip design, 4 feet holders, easy to install and disassemble.Circuit interfaces in the bottom of thermostat can make wire connection become more sturdy and safer.Product Descriptioncolor: WhiteMaterial: ABSSwitch temperature difference: 7K ( 4K tolerance)Sensor element:Thermostatic bimetalContact type:snap-action contactService life:Greater than 100,000 cyclesConnection:2-pole terminal, clamping torque 0.5Nm max.: rigid wire 2.5mm+/-2; stranded wire (with wire end ferrule) 1.5mm+/-2Mounting:clip for 35mm DIN rail, EN60715 (or for exit filter EF 118 Series)Operating / Storage temperature:-45 to +80C (-49 to +176F)Operating / Storage humidity:max. 90 % RH (non-condensing)Protection type:IP20model:ZRO011Package Contents:1 x Temperature ControllerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.