1. The radiator thermostat fits all common radiator valves
2. Can be controlled by APP, easy to operate
3. Easy to install without special installation tools
4. Self-programming, default 5 stages, up to 10 stages
5. Set separately for day, weekday, weekend or whole week
6. Heating according to individual room usage and save more energy
7. Support open window detection, festival mode, automatic antifreeze, temperature compensation, child lock, voice control, low noise gearbox and other functions
8. Temperature range: 5-30 degrees Celsius
9. Protection class: lP20
10. Constant temperature tolerance: +/-0.7 degrees Celsius
11. Device weight: 190g (including battery)
12. Device size: 56.5x56.5x100mm
13. Frequency: 2.4GHz
14. Battery: 2*1.5V LR6/mignon/AA
15. Battery life: 1.5 years
16. Battery specification: 2 AA batteries (not included)
Note: Due to lighting problems, the picture will have color difference