Wireless Doorbell, Plug in Waterproof Wireless Doorbell, Cordless Plug in Door Bell with Receiver

• 【0dB-110dB, 4 levels volume】Not only an "extra loud boy", but also a "silent girl". As loud as 100dB, even if you're listening to high volume music, if the doorbell rings, you'll never miss the sound. On the contrary, if you got tired, just set the volume to silence, then you can stay with yourself a whole day without any bell sound.
• 【Super LED flashes】The doorbell's LED signal has been widened and brightened according to customers' suggestions, making sure the LED flashes can alert you from a long distance
• 【Over 150mtr operation range in open space】No matter you're upstairs, in the garden or at the back door, just keep a receiver at a place near you, alert sound will catch your attention successfully
• 【IP44 waterproof】 Works well in both wet and dry conditions. No problem to install outdoor

Now Senua has put a micropower generator into the transmitter. When it is pressed, the mechanical energy will be converted into power and send the signal out (the doorbell is still battery operated). Activating your loud wireless doorbell. Also, the high quality LED light will turn on. Clearly reminding visitors that your doorbell has been pressed. No more multiple annoying presses of your doorbell Other features of the Senua E003 battery-free wireless doorbell: 45 ringtones to choose from 0-100dB volume, 4 levels adjustable (if set to 0dB, the led will flash if some visitor comes) 500-1000ft (150m-300m) operation range in open space IP44 waterproof 1-year 100% satisfaction warranty Eye-catching LED flashes that can alert those with impaired hearing. Mute the doorbell if a ringtone is not desired and get notified visually by the LED instead when someone shows up at the door. It also gives you a visual form of notification. What’s in the package: • Receiver * 1 • Transmitter * 1 • Screw * 2 • Double-sided adhesive tape *1 • Back plate * 1 • User manual * 1