Waterproof Wireless Doorbell with LED Flash, Over 1000 Feet Range, 60 Sounds and 5 Levels of Volume, Cordless Doorbell for Home, Office, Apartment, Hotel, Warehouse and Anti-Theft Black

DESCRIPTION
Wireless doorbell kits can be used for a variety of purposes at home and at work!
When dealing with the elderly The push button can be used to call for help for the elderly or sick people. It's battery-powered and easy to use.
Calling the kids Is getting the kids ready for school a hassle? Relax; simply hit the button at home to ring in their bedroom to get ready for school early.
Change your normal doorbell Add a playful, stylish piece of technology to your home or office to notify you of visitors via our wireless doorbell.

HOW DO I PAIR A WIRELESS DOORBELL?
Plug in the receiver.
Press and hold the volume up/down button for 5 seconds (until the lights come on).
Then press the button on the transmitter. The LED on the receiver should flash, indicating they have been paired successfully.

HOW TO ADJUST DOORBELL RING TONES?
Plug in the receiver.
Press the music button on the receiver to select your favorite tones.
Press and hold the volume button again. Even when the light is on, press the transmitter twice immediately and the music is locked successfully.

PRODUCT SPECIFICATIONS
Operation range: 300 meters in the open area
Ringtone Melodies: 60 tones
Volume: 6 levels (20–85 dB)
Battery type: 12 V 23A alkaline battery
Power source: AC 100–240 V
Transmitter size: 75*51*20 mm
Receiver size: 95*65*24 mm
Waterproof grade: IP44
Applicable temperature: -30°C to 70°C