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Door Alarms/Chimes When Opened, Instant or Delay (30s/1/2 Min), 1 Sensor
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 9, 2026 8:40 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🚚 Shipping
Free Shipping
Product Details
✓LOUD 0-110dB ALERTS THAT GET YOUR ATTENTION - Choose from 5 volume levels, including silent LED notification and powerful 110dB alerts. Whether you need a door alarms for security or a door open alarm to monitor activity, the loud sound helps notify you immediately when a door or window is opened.
✓5 SMART MODES INCLUDING INSTANT & DELAYED ALERTS - Use as Door Alarms When Opened with instant notification or select 30-second, 1-minute, or 2-minute delay modes. If a door remains open, recurring reminders continue until closed, helping reduce forgotten doors, gates, refrigerators, and freezers.
✓27 CHIMES & CUSTOMIZABLE ENTRY NOTIFICATIONS - Works as a door chime for when door opens with 27 selectable melodies. Ideal as a door entry chime for business, classroom, office, shop, or home entryway. Easily switch between welcoming chime sounds and security alert modes.
✓EASY INSTALLATION WITH INCLUDED BATTERIES & STRONG ADHESIVE - Install in minutes using the included adhesive tape and pre-included 2AAA batteries. This door sensor alarm functions as one of the most versatile door and window alarms for monitoring entry points throughout your home. For best performance, keep installation spacing under 0.98 inches when closed.
✓27 Tones & 5 Volume Levels:Personalize your alerts with 27 tones and 5 volume levels up to 110dB. Choose a quiet LED alert, gentle door chime sensor, or loud door security alarm when opened. Ideal for custom window alarms
✓IDEAL FOR KIDS, SENIORS, SLIDING DOORS & DAILY MONITORING - Use as a door alarms for kids safety solution to help monitor toddlers, children, or loved ones who may wander unexpectedly. Also works well as a sliding door alarm for patio doors, glass doors, cabinets, and windows, providing added awareness and peace of mind.
✓LOW BATTERY WARNING & MEMORY FUNCTION - The built-in low battery indicator flashes red when power is running low. Your selected chime, volume, and mode settings are remembered during normal use, helping maintain consistent operation without repeated adjustments.
⚙️ Specifications
Category Slug
hi
Stock State
Buyable
Color
White
Brand
SanJie
Product Dimensions
3"L x 2"W x 1"H
Number of Batteries
2 AAA batteries required. (included)
Noise Level
114 db
Ships From
Amazon
Sold By
SanJie Store
Seller Name
SanJie Store
Bought In Past Month
50+ bought in past month
