Ansmann Extreme AAA, AA 9V e-Block (PP3) Lithium Batteries - Ansmann 1512-0002, The ANSMANN Extreme Lithium Battery is a new generation of battery which can be used in high-tech appliances as well as for everyday household devices. The Lithium Battery is 35% lighter, has more energy, more capacity and an extremely long life cycle when compared to standard ALKALINE batteries. The Extreme Lithium Battery has three times the capacity of a conventional ALKALINE battery and seven times more compared with a zinc-carbon battery. In addition, lithium batteries can be stored without use for up to 10 years. The AA rated at 2700mAh are perfect for digital cameras, mobile mouse or keyboard, GPS and high-speed toy cars, toy planes and other heavy-duty applications. Ansmann 1512-0002 Extreme Lithium AA Battery Pk4