🚪🔔 Never miss a knock—hear it, see it, own it!
The SECRUI Wireless Doorbell M520+F55 features a powerful 120 dB adjustable volume, 58 customizable chimes, and a robust 1000 ft wireless range. Designed for easy installation with pre-paired receivers, it includes colorful LED indicators and supports up to 20 devices. Waterproof and certified (CE, RoHS, FCC), it’s perfect for any home or office environment, ensuring you stay connected to your visitors with style and reliability.
| Manufacturer | SECRUI |
| Part Number | M520*2+F55 |
| Item Weight | 0.106 ounces |
| Product Dimensions | 5.5 x 2.9 x 2.8 inches |
| Item model number | Doorbell with 2 receivers |
| Batteries | 1 Lithium Metal batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | 1 push button 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 |
| Item Package Quantity | 1 |
| 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 | ‎‎1 × Transmitter (battery included), 2 × Plug-in receiver, 1 × Adhesive tape, 2 × Screw, 2 × 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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