Heating thermostat TJ-550

roomelectronicsmart

The TJ-550 Smart Thermostat is compatible with majority of 24V HVAC systems, helps you easy to achieve greater comfortable temperature at home, with features a simple, user-friendly interface. TJ-550 can be programmed with a schedule or allowed to adapt to your busy life on the fly. Control and monitor usage from anywhere simply by using your smartphone, and help you save up to 23% annually on your heating and cooling costs. Fits Most Homes in N. America Easy Installation and Operation Bright color 2.8 inch TFT LCD & Touch ke 7 Day / 8 Period Programming Temperature Range Setting Temporary/Permanent Hold Wi-Fi Auto Reconnect App/Cloud Features: One Account Multiple Device Access Compatible with Amazon Alexa/ Google Assistance Different Setting for Each Day 8 Periods per Day Compatibility (24V AC System): 1-Heat or 2-Heat, 2-Cool Conventional System 4-Heat, 2-Cool Heat Pump System (Auxiliary and Emergency Heating) Only Heat or Cool System Weight NT:140g WT: 280g Dimension 90x 90 x26 mm Package 148x 138 x53mm Color White Material ABS+PC Screen 2.8” TFT- LCD 320x240 pixels Touch Key TP Capacitive > 20,000 touches Sensor Temperature&Humidity Temperature Setting Range 40°~99°F (5°~37°C) Power Source 24V-AC (18V~30V AC), 5V-DC Working Temp. 14°~122°F (-10°~ 50°C) Working Humidity <90% non-condensing max. Wi-Fi Standard IEEE 802.11B/G/N (2.4G) Wi-Fi Connected Range <50 Meters in Open Area