Bitiwend Wireless Door Open Chime Sensor Alarm Doorbell for Store Restaurant

Wireless Door Chime and Alarm Contact Sensor - 1,000 ft Range, 58 Chimes, 5 Adjustable Volume Levels, Black Product Description: The Besimlive Wireless Door Chime and Alarm Contact Sensor provides reliable and efficient home and business security. With a long-range capability of ...Wireless Door Chime and Alarm Contact Sensor - 1,000 ft Range, 58 Chimes, 5 Adjustable Volume Levels, Black Product Description: The Besimlive Wireless Door Chime and Alarm Contact Sensor provides reliable and efficient home and business security. With a long-range capability of up to 1,000 ft in open areas, this door alarm alerts you instantly when a door or window is opened.

Featuring 58 unique ringtones and 5 adjustable volume levels, you can customize the alerts to your preference. The easy-to-install system includes a plug-in receiver and a battery-powered transmitter, ensuring 24/7 protection for your family or business. This versatile device can also be used as a doorbell for retail shops or commercial spaces.

Key Features: Easy to Install: Pre-paired receiver and sensor. Attach the sensor to a door or window, and plug the receiver into any standard outlet. Recommended to set your preferred ringtone before installation.

24/7 Family Lifeguard: Provides round-the-clock protection by alerting you when a door or window is opened, effectively deterring break-ins. 1,000 ft Long Range: Wireless door open alarm with a range of up to 1,000 ft in open areas. Perfect for home security and as a doorbell for retail shops.

58 Ringtones with Mute to 110dB: Choose from 58 unique ringtones and 5 volume levels (0-110 dB) to customize your alerts. Built to Last: Includes a household alkaline battery with an Ultra-Low-Power design, lasting up to 7,200 uses. Package Included: 1x Plug-in Receiver 1x Transmitter 1x Household Alkaline Battery Installation Manual Technical Specifications: Battery for the Sensor: 23A, 12V battery Door Chime Input: AC100~240V Wireless Transmission Distance: 1,000 ft in open area Installation Gap: 0.4 inches Expandability: Supports up to 50 sensors or receivers Operating Frequency: 433MHz 2MHz Working Temperature: 5~122 / -15~50