Easy to use. This product uses 3.5mm audio cable to connect with photo device. For photo-taking， what you need is just to press button on selfie stick and you do not need Bluetooth.Plug and play. Plug 3.5mm audio cable into earphone hole of your device and press button to take photo. As convenient as you can wildly imagine.No need to wait for battery-charging. You can use this product anywhere anytime. You do not need to wait for battery-charging as there is no battery at all Broadly compatible. This product works perfect with Android system above 4.2.2 ( In case it does not work， please download App ��Camera 360�� ) and IOS system above 5.0.1 ( No App needed ) Strong & Durable. With notch design on each stage of stick， this product is strong and durable. It holds your device firmly when photo-taking.Super mini-sized. Ultra light-weighted. This is foldable and extendable. Easy to carry.