Design: This wireless remote control is compact and lightweight, easily fitting in your pocket. Equipped with wrist straps for convenient carrying. USB Charging: The wireless selfie camera shutter charges via USB; use a DC5V USB charging cable to charge. Note: The indicator light stays red while charging and turns off when fully charged. Convenient Shutter Control for Mobile Devices: The remote control connects up to 10 meters away, making it easy to take photos even when you're away from your phone. Perfect for taking selfies with a tripod. Suitable for Almost All Smartphones: This Bluetooth camera trigger features the latest hardware technology, making it suitable for nearly all mobile phones (such as iOS 14.5 and later) and compatible with most camera applications. Multifunctional USB Wireless Remote Control: Use it to remotely take photos/videos for a wider field of view. You can also use it to read e-books, browse pages, watch short videos, and control scrolling and double-tapping.