Notifi Alert Wireless Plug-in Doorbell

Never used, still in box! Notifications can be linked right to your smartphone! Dimension (WxDxH): 7.09x3.35x7.09 Weight (lbs): 1.01 Power Requirements (Chime): 120 VAC, 60 Hz Power Requirements (Push Button): Type CR2032 3V battery (included) Transmission Range (Push Button): 100 feet Volume: Adjustable Number of Tunes: 11 Operating Temperature (Chime): +32 to +104°F (0°C to +40C) Operating Temperature (Push Button): -13 to +120°F (-25°C to +50C) Minimum System Requirements for the Notifi App: iOS 10.0 or higher and Android 6.0 or higher, Broadband Internet Connection with Home Wi-Fi®: Download speed is 3 MB/s and upload speed is 1 MB/s