9V-PP3-6LR61-L522 ENERGIZER LITHIUM BATTERY

This ENERGIZER 9V LITHIUM battery is a long lasting battery not only in SMOKE ALARMS but any other device requiring this battery size. It will last up to 10 times longer in a smoke alarm so reduces the number of times the battery has to be changed, has a 10 year shelf life,works over a wide temperature range from -40o C to +60o C and is enviroment friendly with no toxic metals such as mercury, lead or cadmium.