ITEM NAME:XH-W1401 Thermostat Three Window Synchronization Temperature Controller Product Description Description: XH-W1401 Intelligent Digital Thermostat Three Window Synchronization Temperature Controller Module Board Feature: 1. Imported High Speed Single Chip Microcomputer. 2. Three Windows (Start-Real-Time-Stop). 3. Automatic judgment of heating and cooling according to set temperature. 4. Random setting range is -9℃~99℃. 5. Suitable for all kinds of space temperature control, water temperature control, thermal insulation box, etc. Specification: Temperature measurement range: -9~99℃ Temperature measurement accuracy: 1℃ Control accuracy: 1℃ Setting range: -9~99℃ Refresh rate: 0.5s Input power supply: DC 9-15V Temperature Requirements: -10℃~60℃ Humidity: 20%~85% Measurement input: NTC (3950-10K 1%) waterproof sensor Output: Relay Output, Capacity: 220V10A/12V10A Size: 75*50*22mm/2.95*1.96*0.86'' Note: Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 x XH-W1401 Temperature Controller Module.Imported High Speed Single Chip Microcomputer. Due to the different display and different light, the picture may not show the actual color of the item. If item is defective after 3 months, you can still send it back to us.