Inverter and Charger axpert Voltronic end manufacturer. Pure wave inverter, solar charger and battery charger to provide uninterrupted power supply: oriented applications to be used on solar photovoltaic (PV) device with multiple functions. Its wide LCD screen allows the user to program and easy access to functions through buttons on the front panel. Givefunctions such as battery charging, prioritize solar charger, set the acceptable input voltage, etc..