It has a user changeable battery instead of built-in. The previous unit with built-in battery stopped working in 8 years rather than 10 years. Kidde K7DCO a great, reliable purchase.
Verified purchase: Yes | Condition: New
Great quality easy to use better than some more expensive ones.
Verified purchase: Yes | Condition: New
peace of mind for when we use our caravan
Verified purchase: Yes | Condition: New
Arrived quickly. Easy set up. Not tested the item but everything seems as it should so far.
Verified purchase: Yes | Condition: New
Bought for our motorhome to replace old one. Easy to install. Hopefully it’ll never go off!
Verified purchase: Yes | Condition: New
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