Check the listing for details. STC-3008 Dual Digital Temperature Controller Two Relay Output DC12V dual probe. Condition: New. Listed at 13.12 USD. Model:STC-3008 Working voltage: 12V Measuring range: -20~80℃ Humidity: 0~100%RH Accuracy: 0.1℃, 0.1%RH Hole size: 70*28mm Output: 10A (direct output) Probe: integrated sensor Housing material: ABS Color: black housing Size: 75*85*34mm Quantity:1pcs Features: < Material: ABS flame retardant plastic shell, durable, heat resistant. < Dual display: Microcomputer intelligent digital display thermostat, dual display and temperature. < Wide application: Perfect for automatic switching of refrigeration and heating devices. Notes: 1. Please allowed 1-3mm differences due to manual measurement, thank you for your understanding! 2. Due to the difference between different monitors, please understand that the picture may not reflect the actual color of the item.