Descriptions This digital temperature controller timer socket intelligently controls temperature and timing. It is widely used for intelligent control of greenhouse, fish tank, carbon crystal heating, aquaculture, home life and other places. Intelligent Timing. This socket outlet thermostatic socket has the functions of cycle timing control, timing opening, timing closing and timing switch. Time Range: Range: 0-99 hours 59 minutes, Time Accuracy: MAX 10 minutes. Maximum load: 16A(2) 3680W. Intelligent temperature controller. By setting the start and stop temperature, this pluggable temperature controller socket will automatically switch heating and cooling modes and control the heating/cooling devices to work. Temperature range: -40~120, temperature control accuracy: 1%. 5 modes to choose from: temperature control mode, F01 cycle timer mode, F02 countdown ON mode, F03 countdown OFF mode, F04 countdown ON and countdown OFF mode. Please note that two modes cannot work at the same time. The system only works in the currently displayed mode. LCD display, temperature calibration, all parameter settings can be saved after power off. Specifications:Material: ABSColor whiteVoltage: 230VAC, 50HzMax. load: 16A (2) 3680W.Temperature range: -40 120 ~ 120 / -40 ~ 248 Temperature Control Accuracy: 1%Timing accuracy: 10 minutes maxpacking list:1 * Temperature Controller with Probe1 * User Manual