SanJie Door Left Open Alarm with Delay(Instant/30s/1min/2min/4min),Window Fridge Door Alarm for Kids Safety,Volume Adjustment Mute-120dB,2 Tones,5 Modes,Ajar Alert for Freezer Garage Home,3 Sensor 3 Sensors music_Aug2024_update EASE OF USE - Simplify

EASE OF USE - Simplify your viewing with our user-friendly binocular glasses

so keep the phone is near to the controller to receive signal

keep working until it detects low battery voltage (11

8mm Electric Guitar Bridge Specifications: Baseplate: 95mm (3-3/4")80mm (3-1/8")

5mm Jack Plug Length: 115mm Weight: 15g

SanJie Door Left Open Alarm with Delay(Instant/30s/1min/2min/4min),Window Fridge Door Alarm for Kids Safety,Volume Adjustment Mute-120dB,2 Tones,5 Modes,Ajar Alert for Freezer Garage Home,3 Sensor 3 Sensors music_Aug2024_update EASE OF USE - SimplifySanJie Door Left Open Alarm with Delay(Instant 30s 1min 2min 4min),Window Fridge Door Alarm for Kids Safety,Volume Adjustment Mute 120dB,2 Tones,5 Modes,Ajar Alert for Freezer Garage Home,3 Sensor Product Features Door Alarms When Opened: The door alarm sensor features both instant and delayed alert functions. It offers two ringtones: Siren Alarm Chime: di di di. It alerts you when the door is opened or door left ajar, for total peace of mind at home