VARTA Ultra Lithium Battery 4x AA

* Lithium batteries have a lifespan up to 8 times longer than alkaline batteries. * The high voltage output allows for use in high-energy consumption devices like digital cameras. * The 9V Lithium battery is especially suitable for smoke detectors, thanks to its long shelf life (up to 10 years). * The weight of lithium batteries is half that of alkaline batteries. * Resistant to extreme temperatures (from -20°C to +60°C). * This battery is also known as: MN1500, LR6, E91, 4206, 4006, KAA, AM3, and B15. * Used batteries? Drop them off for free at a collection point near you.