Auto On and Off: Press the button once within a second to automatically turn on/off One-handed operation provides great convenience for opening/closing it when you are carrying a lot of bulky items or getting in and out of the car WATERPROOF AND UV RESISTANT: Made of waterproof 210T spring sub-fabric with black UV resistant rubber layer, supported by sturdy axle and aluminum alloy frame, this durable canopy can effectively resist rain, sleet, snow, wind and UV radiation. A dual-purpose compact umbrella for sunny and rainy days Waterproof and Windproof: The waterproof umbrella has 10 ribs and a stronger mandrel, not easy to flip outwards Has a certain degree of wind resistance. Provides you with excellent protection from getting wet in heavy rain COMPACT AND LIGHTWEIGHT: This foldable handheld umbrella measures only 23x4cm in length, 116x64cm when spread out, and weighs less than 1 lb, making it ideal to fit in purses, briefcases, backpacks, luggage, and more