sanjie door alarm instant 30s 4min delayed door left open ala | Shop The World
From USA
NewSanJie
SanJie Door Alarm, Instant or 30s-4min Delayed Door Left Open Alarm, 125dB
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Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•【Instant & Delayed Modes】This door alarm sensor offers instant and delayed alerts. Mode 1 for instant alarm & chime. Modes 2-5 offer delayed alerts (30s, 1min, 2min, 4min).All Modes feature intermittent alerts,not continuous alerts(For example:sounds for 10s, pauses for 10s, then repeats).Alert mode until door is closed or any button on the alarm sensor is pressed.
•【Door Alarms When Opened】Install this door sensor alarm on your door and set it to instant alarm mode. When you're relaxing or busy with household cleaning, you'll be instantly alerted if your kids opens the bedroom door or an elderly with dementia tries to leave home through the front door. It helps you stay aware of your family's movements at all times, giving you worry-free free time.
•【Door Left Open Alarms】Install this freezer alarm on your fridge and set to delayed mode. When your child grabs a snack but forgets to close the door, a loud alarm sounds after the preset delay, prompting them to shut it immediately to prevent cold air loss.it stays silent during normal door openings and closings, conserving energy while quietly protecting you without disrupting your daily life.
•【Window Alarms for Home Security】When a burglar tries to pry open your home's door or window with a crowbar at night, at the very moment it is pried, this window alarm sensor triggers a 125dB siren that echoes through the entire house. This loud siren doesn't just deter the intruder—it declares that someone is watching over this home.
•【Tool-Free, Renter-Friendly Home Security】Using strong 3M adhesive tape, this door sensor alarm installs securely with no tools, wiring, or drilling required—ideal for renters and apartment living. Indoor installation is recommended. Easily mount it on front doors, sliding doors, windows, cabinets, and more for added security in house, apartments, offices, pools, stores, warehouses, and other indoor spaces.
