The Energizer brand expertise at an affordable price. They give lasting power for your basic energy needs. Energizer LR20 Max Power Alkaline Type D Batteries have great resistance to leakage compared to Carbon Zinc batteries. This will work in your: Large Torch, MP3 Player, Wireless Gaming Control, Bluetooth Headset, Camera, Torch, Remote, Portable Gaming, Walkie Talkie, GPS, Toy Car, Big Toy, Clock, Baby Monitor, Personal Organiser.