Batteries are an important part of daily life and here at Stapleswe have a large selection of batteries in different size in our Batteries and Chargersrange that you may find useful. Key Information: Energizer Ultimate Lithium AA Batteries If you’re looking for reliability and impressive power capacity, our exclusive range of Energizer Ultimate Lithium batteries is for you. Offering a much higher energy density than many standard batteries, they’re able to provide high levels of power for longer to keep your essential devices running with ease. Energizer Ultimate Lithium AA Batteries are designed to keep your devices running for longer. Providing power that is consistent and long-lasting, each battery provides you with fantastic value for money.