Wireless doorbell, waterproof doorbell kit, working range of 500 feet, volume adjustable, 50 chimes (1to1black)

wireless doorbell - never miss a person at the door. It's perfect for your office, apartment or home. Have a good rest!
Multi-function function
Sound and Flash provide you with notifications in visual form (excellent features for the hearing impaired). If you have a baby or young child at home, you'll be happy to know that you have the option to turn your alarm down - it's a great option for nap time. Compact and stylish design. Meet all kinds of home, office buildings, hotels, factories, etc.
With 48 different musical chimes to choose from, choosing a sound is very easy, and you can choose a different musical chimes every day!
Easy Installation
Select the installation location and wipe it clean. < / br >?2. Use a flat-head screwdriver to gently pry down the bottom gap of the button, open the back of the button, install the battery, and press down the bottom cover. < / br > 3. Method one: Remove the bottom cover of the transmitter and the double-sided adhesive sticker. Place it where it needs to be installed. Press firmly for 5 seconds until set.
Method 2: Screw holes are reserved on the back of the enclosure and the enclosure is fixed on the wall with screws.
specifications
Power consumption: less than 0.5W (standby mode)
Sensitivity: less than -105 DBM
Power supply: AC110V / 220 v, 50 hz / 60 hz
Encoding mode: numeric encoding
Transmission range :150 m (500 ft) in open areas
Packaging includes
1 x button
1 x bell
1 x battery
1 x User manual
Double adhesive stickers
2 x screw
We pay attention to detail and are committed to providing every customer with the highest standards of customer service