Robert asks…how do you change battery on house alarm sensor?how to open the sensor upAdmin answers:Not enough info as to what the sensor is. If the battery is replaceable, but hidden, there will usually be a little flap or door on the sensor to access the battery. Some modern stand alone smoke / CO sensors have a long life lithium battery installed which is not replaceable as they are supposed to last the useful life of the sensor, generally 5 or so years. Try emailing the makers for information.
Hope this helps.Carol asks…how easy is it to replace a back up battery on a house alarm?Admin answers:There are just two wires going to the battery, the positive and negative. The hardest part is getting the key to the case the alarm circuit bo
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