Varta batteries ensure a reliable power supply. They are characterized not only by their long lifespan but also by their excellent quality. The 6V construction battery can power high-energy devices such as construction lights, flashing systems, or continuous light lamps. Varta offers the optimal energy solution for all electronic devices. Varta 6-volt batteries V540 are ideal for the constant power supply of everyday devices. The block battery 4R25-2 is equipped with spring contacts. Varta's special battery is suitable for high-performance continuous operation. The 6V battery is a reliable energy source for lamps and lighting. Lantern batteries are suitable for camping lights, lanterns, construction lights, warning lights, and flashing systems. The block battery has up to 30% more power than conventional zinc-carbon batteries.