1. Holder size: 73*26*47mm.2. Weight: about 59g. 2pcs / set.3. Retractable and maximum support for mobile phones with a width of 80mm.4. Material: plastic + metal, super strong.5. No need to install any software, no need Wireless settings.6. Holder has gun type trigger design, six finger operation, put the phone in, set the button functions in the game.7. Fashion design, the contact is small and does not block the view.