SanJie Door Chime When Door Opens, Door Entry Alarm for Business and Home

Price: null - $22.99
(as of Oct 06, 2026 07:09:27 UTC – Details)
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SanJie Wireless Door Chime

Door Alarm for Kids Safety

door bell chime/door alarm

Sanjie, since its establishment in 2015, is determined to build a brand enterprise of security products. Until now , we’ve offered a full range of home/business products and helped from all around the world, gaining the trust of our customers in a professional way.

Technology Enhances Life

We will strive to further development to change the lives of our customers and makers the world better.

[Long Alert Description] When triggered, the system activates a continuous, long-duration alert—ideal for door alarms when opened in high-security or kid‑safety scenarios.
[Waterproof Design] The door Chimes is built with high-quality waterproof materials, ensuring reliable performance in rain, snow, high humidity, and extreme hot or cold temperatures. Ideal for outdoor use on gates, patio doors, or mailboxes.
[3-in-1 Modes: Alarm / Chime / Mute] Alarm triggers continuous alert for door alarms for kids safety. Chime plays one ringtone and stops—ideal as a door chime for business. Mute activates LED only for quiet spaces.
[Alarm, Chime & Voice Ringtones – 30 Tones, 5 Volumes] 30 ringtones, 5 volume levels (up to 110dB) for your door sensor chime: loud door alarms for home security, gentle door sensor chime for business, and door chime for when door opens with voice reminder.
[500ft Wireless Range & Expandable Pairing] This wireless door open chime and home offers 500ft open-area range, reliable 100ft indoors. Avoid metal doors and devices like microwaves/TVs. Expandable: each receiver pairs with up to 9 sensors.