With ForMagSafe Positioning Strong Magnetic: ensure an experience without delay and continuous connectivity with stable connection within a distance of 10 meters Adsorption is more stable: aluminum alloy body with high definition large screen and precise adsorption, which provides four-level brightness adjustment to adapt to different environments Bluetooth 4 technology: experience the wired/wireless connection and free magnetic suction for selfies with your phone's back camera 1500 mAh battery with long battery life: suitable for Vlog selfie enthusiasts looking for a reliable and long-lasting battery life for their movie needs High-resolution large screen with alloy housing: for monitor users, this device offers a clear display and a robust construction for a seamless camera selfie experience