Details: Make the good times last with Rayovac Fusion 9 Volt Alkaline Batteries. The most powerful alkaline battery from the #1 value brand in the world, Rayovac Fusion delivers maximum performance to high drain devices. These advanced 9V alkaline batteries are engineered to provide optimal performance in a wide variety of devices. Use these Rayovac 9 volt batteries in the most power-hungry devices, from your wireless microphone to high-powered toys and smoke detector batteries. These 9 volt batteries hold power up to 5 years in storage. With all that energy inside, these high performance 9V batteries are ready to power the devices you use each day.Rayovac Fusion 9V Batteries (2 Pack), Alkaline 9 Volt Batteries2 pack of Rayovac Fusion Alkaline 9 Volt Batteries to power your most power-hungry devices The most powerful 9V alkaline battery from Rayovac is designed to prevent damaging battery leaks Ideal for today's most power hungry devices, including high-powered toys, smoke detectors and wireless microphones 5 Year Power Guarantee in Storage&mdash;This 9 volt battery pack holds power for up to 5 years Also available in AAA batteries, AA batteries, C batteries and D batteries Trust in the most powerful 9V batteries from Rayovac to power the devices you depend on