With a input power of 12v, the temperature controller can be easily integrated into different systems. The timer relay controller is user-friendly and allows for easy installation and use. It also features a high-precision sensor to ensure accurate temperature control. Features -Color:Black -Material:Plastic -Size:8.00X4.40X2.70cm/3.14X1.73X1.06in -Temperature control range: -20 degree centigrade~+100 degree centigrade -Resolution: -9.9 degree centigrade~99.9 degree centigrade 0.1 degree centigrade, other temperature segments 1 degree centigrade -Temperature measurement accuracy: 1 degree centigrade -Refresh frequency: about 0.5S -Input power: DC12V -Output: 10A relay -Environment requirements: -10 degree centigrade~+60 degree centigrade, humidity 20%~75% -The temperature controller features digital display, allows for easy monitoring. -The compact size of the digital timer relay board makes it ideal for installations where space is limited. -With a voltage of 12v, it can be used in a wide range of settings, including cars, industrial equipment, and diy projects. -The digital timer relay board is designed to be user-friendly, practical to use. -Can be used in timing, delaying, cycle timing, intermittent timing, diy, etc. Package list: 1 x Relay Board