How to Use: Please refer to the manual for the installation circuit diagram. Specification: Item Type: Sauna Stove Temperature Controller Material: PP Plastic Color: As shown in the picture Product Size: Approx. 24.5x21.5x8cm / 9.6x8.5x3.1in Weight: Approx. 1892g / 66.7oz Input Voltage: 220V Applicable Equipment: External control sauna heater Application: Sauna stove temperature controller Package List: 1 x Sauna Stove Temperature Controller 1 x Probe Cord 1 x Instruction Manual Note: 1. Please allow 1?2in error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.