HarmoniNest Black Smart Thermostat | sku-17684517020

The HarmoniNest Black listing describes an FFY White smart room thermostat, SKU sku-17684517020, under Works with Google Assistant. It pairs with an included receiver that activates boiler or heating equipment. Mount the thermostat on a wall or place it on a tabletop, then control heating remotely through the Tuya phone app.

It also works with Alexa and Google Assistant, supports shared access and thermostat groups, and allows up to 6 scheduled periods per day in manual or automatic mode. A backlit LCD, touch buttons, keypad lock and anti-freeze function are listed. Power options are 2 AAA batteries, not included; DC 5V USB; or AC230V wiring. WiFi does not work on battery power.

The specified wireless range is 100-200m, using 868MHz or 433MHz two-way FSK. Listed technical details are PC material, 230V voltage, 3A current, an NTC sensor, a 5~90 temperature setting range, IP20 protection and temperature control accuracy of 1. Thermostat dimensions are 135 x 87.5 x 23.2mm (5.3 x 3.4 x 0.9in); the receiver measures 86 x 86 x 26mm (3.4 x 3.4 x 1.0in).

The package includes the thermostat, receiver, installation screws, USB cable and manual. The listing distinguishes GA for water heating and GC for boiler heating and describes use in homes, offices, shopping malls and hotels.