Varta Longlife Power AA Battery (Pack of 4) 4906121414. Varta Longlife Power is developed especially for devices with high energy consumption. Powerful energy for power-hungry devices, e.g. battery-operated toys, wireless mouse, flashlights etc. Guaranteed storage time of 10 years. Innovative new cell design and unique matt label finish for a premium haptic appearance. Made in Germany - made to last, VARTA brand quality ensured. Chemical System: Primary Alkaline Manganese. Voltage: 1.5V. Pack of 4.