Product information: WD6010 Ever go in the backyard and not hear the door bell ring? IQ America has a new Portable Doorbell/Chime with an Audible OR VISUAL alert. It?s good for those backyard/deck afternoons, or even for the baby?s snooze time when you don?t want the door bell to ring, just put on the visual alert. Maybe the ?folks? are hard of hearing? This is a great alert to let them know. IQ America products increase security to your property, save energy/money, and help to welcome your visitors. Our products encompass a variety of solutions for your home and business. IQ America products are synonymous with innovation and quality. IQ America offers a wide variety of entry notification products. Our modern designs, built-in intelligence and a category-leading sound offering set our doorbells and buttons apart. IQ America's entry notification products can help achieve that peace of mind. From our traditional offerings to new innovative products, our set of solutions can transform your home to a welcoming AND SAFE environment. IQ America offers a variety of product types, including: Wired and Wireless options, Intelligent Hybrid Doorbell Technology, WI-FI Enabled Technology, Video/Audio, 2-Way Communication, Specialized Entry Solutions, Products for both home and business. This Battery Operated VISUAL Strobe chime for hearing impaired comes with the door chime and 1 push button door bell only, It's simple and easy to install, requires 3 A batteries. Benefits: Wireless Flashing Strobe Doorbell Kit For The Hearing Impaired Portable, Visual and audible alert, 4 sound options or strobe, or both Great for outdoor events, remote locations, take it with you anywhere, camping/RV, backyard, office 150 foot operating range let's you walk around with it anywhere you need Clay colored, Uses 3 AA batteries (not included) for the alert and 1 CR2032 battery for the button(included)