🔔 Elevate your entryway game with SECRUI — where style meets smart security!
The SECRUI Wireless Doorbell M520+F55 is a versatile, easy-to-install system featuring 2 push buttons and 2 receivers with a robust 1000ft wireless range. It offers 58 customizable chimes, adjustable volume up to 110dB, and LED flash alerts, making it perfect for large homes, offices, and classrooms. With smart memory function and expandable multi-unit compatibility, it ensures you never miss a visitor while blending convenience with modern design.
| Manufacturer | SECRUI |
| Part Number | M520+F55 |
| Item Weight | 7 ounces |
| Package Dimensions | 5.51 x 2.83 x 2.83 inches |
| Item model number | M520+F55 |
| Batteries | 1 CR2032 batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | 2 push buttons 2 receivers |
| Color | Black |
| Material | ABS |
| Pattern | Simple design |
| Shape | Square |
| Power Source | AC & Battery-Powered |
| Voltage | 120 Volts |
| Installation Method | Self-Adhesive & Screw-In |
| Temperature Range | -4-140 Degrees Fahrenheit |
| Sound Level | 120 dB |
| Type of Bulb | LED |
| Performance Description | MEMORY FUNCTION ENERGY-SAYING LED INDICATOR |
| Accessory Connection Type | Wireless |
| Plug Format | A- US style |
| Switch Style | Push button |
| Special Features | Adjustable Volume Optional Ringtone |
| Usage | Wireless Doorbells for Home / Classroom Doorbell |
| Included Components | ‎‎2× Transmitter (battery included), 2 × Plug-in receiver, 2 × Adhesive tape, 4 × Screw, 4 × Anchor, 1 × User manual |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Manganese Dioxide |
| Description Pile | CR2032 |
| Average Battery Life | 3 years |
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