If you need as much power as you can get, this Varta Longlife Power AAA batteries (pack of 8) is ideal for you! VARTA Longlife Power is the most powerful of the VARTA alkaline batteries. It was developed specifically for devices with high energy consumption. Stay independent with high-performance battery power when using power-hungry devices, such as digital and instant camera, blood pressure monitors, game controllers, drones and more that need precise power for changing demands.