Long range: A sufficient radio range (280m / 1000ft in open area) is ideal for home use, with excellent signal penetration through obstacles. Whether you're cooking in the kitchen or working in the garden, this doorbell ensures you never miss a visitor. Waterproof and weatherproof: Featuring IP44 protection and an operating temperature range from -30°C to 70°C, the wireless doorbell is suitable for outdoor installation. It performs reliably in rain, snow, and sub-zero temperatures. Easy installation: Simply plug the receiver into a standard electrical outlet and mount the push button on the wall or door frame using the included tape or screws. A blue LED flashes when the doorbell is pressed, providing a visual alert ideal for the elderly or hearing impaired. Multiple tones and volume control: Choose from 36 different melodies, ranging from classic chimes to popular tunes. Volume is adjustable in 4 levels from 25dB to 85dB. Indoor and outdoor use: This wireless doorbell set includes 2 receivers and 1 transmitter. No batteries are required for the receiver, eliminating the need for cords or frequent battery replacements. The IP44-rated waterproof push button is designed for outdoor use, such as a garden or patio bell. Product information: Wireless doorbell for indoor and outdoor applications Operates up to 300 meters (1000 feet) in open areas Built to withstand harsh weather conditions Simple setup with plug-in receiver and wall-mountable transmitter Equipped with LED indicator for visual notification Transmitter is powered by a 12V A23 alkaline battery (included) with long battery life Ideal for use as a home doorbell, garden bell, or gate chime Dimensions: Transmitter: 7.8cm x 4.6cm x 2cm Receiver: 8.0cm x 7.5cm x 2.3cm Specifications: Number of ring tones: 36 Transmitter waterproof rating: IP44 Operating temperature: -22°C to 65°C Volume levels: 4 adjustable levels (25dB to 85dB) Input voltage: AC 110-240V, 50/60Hz Package includes: 1x Transmitter 1x Receiver 2x Screws 1x 12V A23 alkaline battery 1x Double-sided adhesive tape 1x Small screwdriver 1x Instruction manual