Greencycle Motion Sensor Door Chime for Business,Plug in Doorbell Wireless,48 Ringtones, 5 Levels Volume,Easy Installation,1300ft Long Distance,97dB,for Home,Office,Hotel(2Sensors+1Receiver) - GREENCYCLE TECH INC., M-KS-DB03-BELL-1PK+Sensor-20R-2PK

• 【🔧 Effortless Installation – Plug & Play Setup】No wiring or hassle required—just plug the receiver into any standard outlet and it's ready to work. The motion detector can be quickly mounted to any wall or flat surface using either strong double-sided adhesive or the included screws. Equipped with a fully rotatable base, the sensor swivels 360° horizontally and 180° vertically. Perfect for customizing your motion sensor doorbell, or visitor alert chime system for home or business use. 【🔔 4-IN-1 Motion Sensor Chime】This motion sensor door chime combines welcome, doorbell, alarm, and nightlight functions in one powerful device—ideal for both home and commercial use. When motion is detected near entryways, driveways, storefronts, gates, porches, or hallways, it instantly sends an alert to the plug-in receiver. Whether you're securing a business entry or shop, or simply welcoming guests, this all-in-one solution enhances convenience and safety with every detection. 【🎵 48 Ringtones & 5-Level Volume 】Choose from 48 delightful chimes to personalize your alerts—whether you need a friendly welcome tone or a loud alarm. With 5 adjustable volume levels up to 97dB, it's loud enough to be heard across large spaces. Includes a silent LED flash mode, ideal for households with sleeping babies or hearing-impaired individuals. Also features 7 levels of soft night light brightness, making it a perfect combination of function, safety, and ambiance. 【📶 Ultra-Long Wireless Range & Flexible Pairing】Equipped with enhanced 433MHz wireless technology, this system ensures stable and interference-free transmission through walls and doors—delivering an impressive range of up to 1300 ft in open areas. Easily pair up to 32 transmitters (motion sensors, door sensors, or buttons) with a single receiver to cover multiple entry points. Ideal for home security setups, retail shops, offices, or warehouse entrances requiring multiple chimes or alerts. 【💡 Energy Efficient & Dual Power Supply】Designed with low power consumption, the receiver operates on just 100mW standby power—equivalent to approximately 0.8 kWh per year, helping you save energy and reduce electricity costs. The motion detection transmitter supports both battery and USB power supply, giving you flexible installation options. (Note: The transmitter is not waterproof. please use indoors or in sheltered locations.), Manufacturer: GREENCYCLE TECH INC.