Smart thermostat kit and radio-frequency (RF) module for gas boiler

Radio-frequency (RF) module – installation at the boiler

Power supply: 220-240V, 50/60 Hz
Operating distance: 20 meters in closed space – 50 meters in open space
Network frequency: 2.4 GHz (Wi-Fi) + Radio-frequency (RF)
Frequency band: 2400-2480 MHz (Wi-Fi) + 433 MHz (RF)
Communication protocol: IEEE 802.11 b/g/n (Wi-Fi)
Maximum radio frequency power: 13 dBm
Dimensions (mm): 85 x 85 x 28

Smart Thermostat (controllable manually and from your smartphone)

Power supply: 4 x 1.5V AAA type batteries (not included) or by micro-USB cable (included).
Operating distance: 20 meters in closed space – 50 meters in open space
Network frequency: 2.4 GHz (Wi-Fi) + Radio-frequency (RF)
Frequency band: 2412-2472 MHz (Wi-Fi) + 433 MHz (RF)
Communication protocol: IEEE 802.11 b/g/n (Wi-Fi)
Maximum radio frequency power: 15.5 dBm
LCD screen
Dimensions (mm): 130 x 90 x 25