95-240V AC 3A Smart Knob Boiler Heating Thermostat with Internal Sensor & WiFi Connection Product Features: 1. 1.32-inch circular layout, 240x240 LCD screen, highlighting your artistic taste. 2. The ultra-fine aluminum knob provides a delicate experience for the fingertips. 3. Adopt 6H high hardness tempered glass screen, which can avoid general scratches. 4. Multi-mode interface control, sensitive buttons bring you an excellent experience. 5. Built-in seven color atmosphere lights, adding different intelligent colors to your life. 6. A variety of brushed back panels are available, suitable for different home styles. 7. Widely applicable to electric radiators, electric cooling, and temperature control systems. It can be applied to smart homes, shopping malls, and industrial places. 8. A variety of advanced option settings, there are 4 modes to choose from: manualprogrammingtemporary manualholiday mode. 9. Support WiFi connection and APP control, support control and adjust the temperature setting program in the mobile device, please download the APP (Smartlife) through the APP Store (iOS) or Google Play (Android) first. Product Parameters: 1. Voltage range: 95~24 V AC, 50~60Hz or 24V DCAC, 50~60Hz 2. Current: 3A 3. Sensor: NTC3950, 10K 4. Temperature error: +-1 degree Celsius 5. Temperature control range: 5-35 degrees Celsius 6. Room temperature range: 5-99 degrees Celsius 7. Display temperature range: 5~99 degrees Celsius 8. Normal working environment temperature: -10~45 degrees Celsius 9. Normal working environment humidity: 5~95%RH (no condensation) 10. Storage temperature: -10~45 degrees Celsius 11. Power: less than 1.5W 12. Time error: less than 1% 13. Panel material: PC+ABS plastic (flame retardant) 14. Install the embedded box: 86x86mm European card box 15. Wiring port: 2×1.5mm2 or 1×2.5mm2 16. Protection level: IP20 17. Button type: capacitive touch button 18. Screen: TFT screen Product List: - Temperature controller x 1 - Screw x 2 - Ins