Doorbells By Coolqiya

• IT'S DURABLE AND HEALTHY FOR PEOPLE: Transmitter with super rating IP44 waterproof, so it can be installed outdoor; With CE, FCC, RoHS certified.
• SUPER LONG DISTANCE TRANSMISSION: It's made of high-precision electronic components, operates at a highest distance up to 1000ft (in an open air, no obstacles)
• UNIQUELY DESIGNED DOORBELL KIT: With over 50+ different ring tones and four levels of adjustable volume. Plus, the bottom of the transmitter with transparent cover, allows you or visitors to leave message.
• ULTRA EASY INSTALLATION: No batteries required for receiver, simply plug it into a power supply (US Standard); Mount transmitter with double-sided adhesive tape or anchors & screws included. Plus chimes and transmitter can be freely paired together as your need, and the ring tone can be set different for each transmitter button.
• Package Includes 2 x Push Button (Transmitter) 3 x Plugin Chime (Receiver) 4 x Screws & Anchors1 x screwdriver 2 x Double-Sided Adhesive Tape 2 x 12V A23 Alkaline battery for transmitter 1 x User Manual