








🔔 Elevate your entry game—never miss a moment, inside or out!
The SECRUI M508+D7 Door Chime is a wireless door open sensor system designed for home and business use. Featuring a 400ft wireless range, 52 selectable chimes, and adjustable volume up to 110dB, it offers customizable alerts with easy installation via adhesive or screws. Its compact magnetic sensor discreetly notifies you whenever a door or window opens, enhancing security and convenience with reliable, real-time notifications.

| Number of Batteries | 1 AAA batteries required. |
| Voltage | 120 Volts (AC) |
| Control Method | App, Touch |
| Noise Level | 120 Decibels |
| Mounting Type | Door Mount |
| Maximum Range | 396.24 Feet |
| Sensor Technology | Contact Sensor |
| Size | 1 Receiver+1 Sensor |
| Manufacturer | SECRUI |
| Part Number | SB-123 |
| Item Weight | 4.6 ounces |
| Product Dimensions | 4.5 x 2.3 x 1.7 inches |
| Item model number | M508+D017 |
| Batteries | 1 AAA batteries required. |
| Is Discontinued By Manufacturer | No |
| Style | 1 Receiver+1 Sensor |
| Material | ABS |
| Pattern | Simple |
| Shape | Ellipse |
| Installation Method | Screw-In & Self-Adhesive |
| Item Package Quantity | 1 |
| Type of Bulb | LED |
| Plug Format | A- US style |
| Special Features | Easy to Install |
| Usage | door chimes when door opens for home door chimes when door opens for business |
| Included Components | 1 × Sensor(battery included), 1 × Plug-in receiver,2 × Adhesive tape, 2 × Screw, 2 × Anchor, 1 × User manual |
| Batteries Included? | No |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Description Pile | 23A 12V |
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