Product Details 1. Wide temperature range from -40°C to 120°C, meeting various temperature control needs in different environments. 2. Temperature control accuracy of 1%, ensuring precise temperature regulation for your equipment. 3. Automatic switch between heating and cooling modes, simplifying operation and saving your time. 4. LCD screen displays temperature control mode and 4 time setting modes (F01-F04), providing clear and intuitive information. 5. Temperature correction function ensures accurate temperature measurement. 6. Screen saver function helps reduce power consumption and protect the screen. 7. Storage function saves all current settings during power failure, avoiding repeated settings. 8. Cyclic time control, start synchronization, stop synchronization and switching functions for flexible time management. Specification Parameters 1. Temperature range: -40°C to 120°C 2. Temperature control accuracy: 1% 3. Time setting modes: F01-F04 (4 modes) Package List 1. Smart Temperature Controller Warm Tips 1. Please read the user manual carefully before use to ensure correct operation. 2. Avoid using the product in humid or dusty environments to extend its service life. 3. When setting the temperature, make sure the set value is within the temperature range of the product.