New answers tagged

3

Well, it's either dead, and you need a new battery, or it will recharge and perhaps you don't need a new battery. Since the typical alarm is very "trickle" rather than active charge, it may take 2-3 days. Depending on what its built in-protections for the battery are, a complete discharge might have damaged it (if no low voltage cutoff - lead-acid ...


Top 50 recent answers are included