Are the alarms easy to install?

YES. Just remove the 3M double-sided tape and ensure the gap between the alarm does not exceed 0.4in.The arrows of the alarm are aligned with each other.

How long do the batteries typically last?

The batteries are already built into the alarm. 1 Alarm Pack for 3*LR44 batteries and will last 12 months normally.

Can the volume of the alarm be adjusted?

YES. The alarm has 3 modes, Mode 1: 125dB alarm, Mode 2: 100dB alarm, Mode 3: 100dB “ding dong” 2 times. The alarm maximum sound loud enough to deter intruders.

Are the alarms suitable for use on sliding doors or windows?

YES. Alarms are generally available for sliding doors/windows. For best performance, make sure the alarm is mounted in a position that detects movement.

Does alarm false alarm easily?

NO. Alarm sounds immediately upon separation and lasts for 30s before stopping unless the door/window is closed.

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Description

🚪🔔 Secure your space, secure your peace of mind!

POWERFUL 125 D B ALARM - Instantly alerts with a piercing 125dB sound to deter intruders and protect your space.
EFFORTLESS INSTALLATION - No tools needed—stick on with premium 3M tape and activate in seconds for hassle-free security.
CUSTOMIZABLE VOLUME MODES - Choose between loud alarm or gentle chime with 3 sound settings tailored to your environment.
LONG LASTING BATTERY LIFE - Up to 12 months of reliable protection with low-battery alerts so you’re never caught off guard.
VERSATILE SAFETY SOLUTION - Perfect for doors, windows, cabinets, and more—ideal for homes, offices, pools, and care for loved ones.

The Sanjie Door Window Alarms 5-pack offers a high-decibel 125dB wireless alert system with adjustable volume modes, designed for versatile use on doors, windows, and cabinets. Featuring easy 3M tape installation and powered by long-lasting batteries with low-battery indicators, these alarms provide reliable, hassle-free security for homes, offices, and care environments.

Specifications

Number of Batteries	1 12V batteries required. (included)
Voltage	110 Volts
Control Method	App, Touch
Noise Level	110 dB
Mounting Type	DOOR/WINDOW MOUNT
Sensor Technology	Contact Sensor
UPC	680727535469
Manufacturer	SanJie
Part Number	YYDOA01
Item Weight	7.4 ounces
Product Dimensions	3 x 1.5 x 0.8 inches
Item model number	YYDOA01
Batteries	1 12V batteries required. (included)
Is Discontinued By Manufacturer	No
Style	5 PACKS
Shape	Oval
Installation Method	Self-Adhesive
Item Package Quantity	1
Included Components	Magnets
Batteries Included?	Yes
Batteries Required?	Yes
Battery Cell Type	Silver Oxide
Description Pile	Alkaline
Average Battery Life	3 years
Warranty Description	lifelong

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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