12v 65ah battery for emergency power supply providing uninterrupted pure sinusoidal alternating voltage of 230 volt.

65ah thick wires constant voltage emergency battery clamps positive pole negative volt direct current pure sine wave connection power supply converter ups uninterrupted energy cable extension cord electric black home house modern interior rechargeable automatic 12v unnterruptible security stabilizer electrical backup source load protect system stability accumulator protection electronic control critical providing sinusoidal alternating 230