Wireless LED Door Alarm & Contact Sensor Doorbell for Home, Office, or Business

Enhance the security and convenience of your home, office, or business with this innovative wireless alarm and doorbell system. This versatile device combines an LED door alarm and a contact sensor doorbell, alerting you to any door activity with visual and auditory signals. Easy to install, it offers a wireless setup that connects seamlessly to your existing systems without the need for complex wiring. With a modern design and reliable performance, it ensures you are always aware of any entries or exits, offering peace of mind and improved security. Power supply mode: AC Voltage: 100-240 Ring: 60 songs 5 volume levels Power consumption: 0.5 Manufacture country: China Instructions included: No