UPS for heating 1600W with 12V external battery black on the wall

This unit is a UPS for heating with a power of 1600 watts. It is powered by a 12-volt external battery and is designed for wall-mounted use in black.
The working principle of the device is based on the production of a sinusoidal wave, which ensures a stable and reliable power supply for the heating system. The device is equipped with automatic overload protection, short circuit protection and overheating protection, which ensures safe and reliable use.
The device is also equipped with a battery indicator, which allows you to monitor the battery charge and charge it if necessary. The device is ideal for use in places where there are frequent power outages or unstable power supply and where it is necessary to ensure the reliability and continuity of the heating system.