Wide Compatibility: Works with both iOS and Android devices. Rechargeable: Builtin 250 mAh battery; recharge and reuse. No need to batteries. Multifunction Buttons: A few buttons to control media playback, take selfies, and turn pages in ebooks. Durable and Portable: Made from ABS material; fireproof. Small and lightweight for easy carrying. Use scenarios Selfie and group photos: Pair with your smartphone and use the remote to trigger the camera from a distance for hands selfies or group shots. Reading on a tablet or phone: Use the ebook page turn button to flip pages without touching the screen, reducing fingerprints and eye strain. Onthego media control: While listening to music or watching videos, use the media control buttons to play/pause or skip tracks without handling the device.