General description The Wireless Electric Doorbell Kit includes 1 receiver and 1 PIR motion sensor, providing a reliable security alarm with a visitor alert feature. It is suitable for various environments such as homes, offices, shops, and hotels, making it an ideal solution for alerting business owners when customers enter the store or for signaling when pets are ready to enter or leave. Technical specifications Effective range of the receiver: up to 70 meters PIR motion detection distance: between 3 and 7 meters Volume levels: high, medium, low Ringtones: 38 melodies available Usage Applications include: Entry alert Burglar alarm Passage alarm Animal detector Indoor car alarm Warehouse monitor Closet alarm Garage and tool shed monitor Mailbox sensor Front door or driveway detection Other information Package includes: a plug-in electronic receiver, a PIR motion detector (powered by 3 AAA batteries, NOT INCLUDED), and English instructions.