Board programmer, thermostat wireless Wi-Fi thermostat ME901, Vinnytsia region.

The device provides uniform and convenient temperature control in every room of your home. Thanks to high technology and quality materials, we offer you a safe, reliable thermostat combined with an elegant modern design. The thermostat is compatible with Alexa and Google Assistant for voice control. The thermostat uses standard applications for control via the Tuya Smart or Smart Home smartphone, which can be installed and registered from the Google Play Market or the App Store.
Thus, either through the application menu or through the display menu, the user can set up to 6 time intervals per day with the corresponding temperature modes and weekend modes, which will allow to achieve maximum temperature comfort and save energy during the period of sleep or your regular absence from the room.

A number of other functions are supported in the thermostat, such as:
- the keyboard lock function is designed to prevent children from mistakenly controlling it;
- the function of protection against freezing, to extend the service life of the device in conditions of your complete absence from the room.(//tractor-service.com)

Model ME901 consists of:
- the receiver, which is installed directly near theboiler, is powered by a 220V voltage and is connected to the "dry" contacts of the heating device using a 2-wire insulated wire of 0.75 mm.sq;
- a transmitter that is fixed to the wall or installed on a flat surface of any room where it is necessary to constantly monitor the temperature and perform its automatic periodic adjustment. The transmitter is powered by 2 AAA batteries (not included), or by using a DC 5V USB charger (only a microUSB cable is included, the power supply unit can be used from any mobile phone), or by a 220V network (a suitable terminal block is provided for this). WARNING! When working only from batteries, only the RF module will work, the Wi-Fi module will not work. In conditions of periodic blackouts, it is better to use a USB 5V power supply together with installed Li-ion AAA batteries.

The hysteresis of the device and the accuracy of the display is up to 1C, which allows you to maintain the temperature delta within the required comfort zone of 2C.