Energizer innovation strikes again! New enhancements make Energizer Ultimate Lithium batteries extremely long-lasting. Why go a day without the devices you count on the most? Depend on Energizer Ultimate Lithium batteries for your most critical devices for work, play and home. Lightweight and lasts up to nine times longer in digital cameras; up to seven times longer in GPS devices (vs Energizer MAX. Results vary by device). Operates in extreme temperatures from -40F to 140F. Leak-resistant construction. Holds power up to 20 years. Battery Type: Lithium; Battery Size: 9V; Voltage: 9 V; Material(s): Lithium Manganese Dioxide.