**********LONGEST RUN TIME 9V - 's 9V Lithium batteries offer 2.5 times more power than traditional alkaline 9V batteries available. Provides enough power to last up to 10-years as a backup battery in ac-powered Smoke detectors*****RELIABLE POWER - 9volt lithium battery features ultra-low self-discharge of only 2% a year and are date stamped for freshness. We confident these batteries will provide power, even after 10 years in proper storage. *****DESIGNED FOR BEST FIT - 's non-rechargeable batteries 9 volts is slightly slimmer with rounded edges and corners ensuring a perfect fit in any 9volt electronics.
*****OUTDOOR TEMPERATURE PERFORMANCE - Use these batteries in your devices outdoors or inside and receive reliable power whether it's as cold as -40F or as hot as 140F. *****CERTIFIED QUALITY - Tested and certified by UL standard for safety. Included with every purchase is free lifetime support from our local team based in California.