Long RangeSufficient radio range (280m/1000ft in the open area) is perfect for your home, the signal can penetrate obstacles very well. Whether you're cooking in the kitchen or weeding in the garden, this house bell will let you know in a timely manner. never miss a visitor! Waterproof and weatherproofWith IP44 waterproof technology and an operating temperature of -30C to 70C, the wireless doorbell is also suitable for outdoor use. Such as. they work perfectly in rain, snow or sub-zero temperatures. Easy InstallationSimply plug the receiver into a wall outlet and mount the push button to the wall or door frame using the included tape or screws. The blue LED flashes when someone visits. Different tones and volumeYou can choose from 36 different ringtones, from classic melodies to well-known melodies. adjustable volume from 25db to 85db can be set in 4 levels Radio doorbell for indoor and outdoor use 2 receivers and 1 transmitter, no batteries required and no annoying cables. The IP44 waterproof push button is suitable for outdoor use, such as a garden bell.