The A3900 Wireless Thermostat

Product Description

The A***0 wireless thermostat allows homeowners to automate theirhome's temperature controls through the use of bi-directional controls.

Attractive, ultra-slim, ultra-modern styling: Heat pump, gas, oil and electric boiler heat compatible for up to 2 heat, 2 cool systems.

7days /5*2 programmable. Rechargeable Li-battery and recharged byuniversal USB bring the convenience. Large, backlit display LCD is easy to read. Optional Horizontal or Vertical mounting are easy to install.Reliable RF communication. Armchair programmable design is more convenient to operate.

 

Function

● Transmits up to *0 meters through walls and floors 

● Communicates at **3 MHz for interference free operation 

● Works with *-pipe or *-pipe fan coil units 

● Programmable up to 4 periods daily, which can be customized for each day of the week 

● Programming is retained in memory even if the battery is off power

● LCD Backlighting to illuminate the display for easier viewing in low light condition

● Backlit display for easy nighttime viewing (automatically turns off after 6 seconds of non-use) 

● Displays either Fahrenheit or Centigrade 

● Battery life is approximately 6months with normal use and rechargeable by USB cable

● Thermostat can be installed without disrupting your room structure

● OFF status has an integral frost protection setting at minimum 5℃ (installer adju-stable) so that pipes in the house will never freeze in winter

● Low battery indicator