The Davek smart umbrella warns you, via a message on your smartphone, when the distance between you and the umbrella is more than 30 ft so you remember to pick it up and take it with you. The CR2032 battery is inside the package and is replaceable, the service life is long as the umbrella will only transmit at certain times.
It’s very durable even in strong winds.
Lightweight and built with excellent materials. The closing and opening are efficient and automatic. The currently available colors are two, black and royal blue.
Go to: https://davekny.com/collections/umbrellas2/products/the-davek-alert-connects-to-your-phone
