Customer service：
400 069 8158
· Professional elevator wireless intercom system power supply
· Emergency power supply for 24 hours in case of power failure (standby)
· Emergency power supply for 5 hours (continuous work)
· Battery capacity: 12V/5AH
Input power: AC220V 50Hz
Constant output: intercom DC12V alarm DC12V
Emergency output (output when power is off): DC12V
Maximum output: 3.5A
Maximum standby current: 0.5A
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