Ultralife lithium batteries last up to four times longer than any alkaline 9V brand.
Product Details
Product Weight:
0.38 pounds
Package Length:
2.0 inches
Package Width:
1.3 inches
Package Height:
0.5 inches
Package Weight:
0.5 pounds
Average Customer Rating:
based on 2 reviews
Customer Reviews
Average Customer Review: ( 2 customer reviews )
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Most Helpful Customer Reviews
Good Price & Expected Life Jul 05, 2011
By Marketing Maven You get great bang for your buck with the price & expected product life. I don't anticipate changing this anytime soon in my smoke detector.
1 of 2 found the following review helpful:
Dead in 17 months in smoke alarm Sep 06, 2010
By ixion
"ixion"
Dead in 17 months. These things are supposed to last up to 10 years in an electric smoke alarm, i.e. it doesn't power the smoke alarm, it's just there as a backup in case of power failure. Well, I purchased 14 of these, and after 17 months, two have already failed (typical beep in the middle of the night, why does it always happen at night?) and I fully expect the rest to start failing one by one. Go for another brand or stick with regular alkaline for a fraction of the cost.