Duracell DUR9V100PP1 9V Plus Power 100% Battery (Single Pack) Duracell Plus Power Batteries offer up to 100% extra life in high-drain applications. A superior nylon top closure helps prevent batteries from leaking. Recommended for wireless handheld video game controllers, motorised toys, TV/Audio remote controls, wireless computer mouse, etc. 1 x Duracell 9V Plus Power +100% Battery.