Description: Feature: Bluetooth Speaker Phone Screen Magnifier -A Good Gift for kids, help them protect their eyes from close viewing distance. The Best Gift for the old, help them to see the screen more clear. It is a great gift for any holiday and anyone. Key Features: - Compatible with all smartphones. - Folding design for business travel. You can use this phone projector anywhere. - 2 charging methods: 1.Battery charging(1*18650 rechargeable battery NOT included) as a emergency powerbank to charge your phone. 2. Use the usb charging cable to charge directly. Mobile Phone Screen Amplifer with hands-free function- -When you connect to Bluetooth, use your phone to watch movie videos. No need to pick up your phone, just press the hands-free button to answer. You can keep to use 3D HD movie video screen amplifier to watch movie. Compatibility - This mobile phone screen enlarger adopt HD zoom optical technology, no battery needed. Suitable for all smartphones, such for iPhones X / 8/8 Plus / 7/7Plus /6/6s, for Samsung Galaxy S7 Note 6/5/4/3 Edge Android phone smartphones. Specifications: Screen size: 12 inches Product size: 25.5 × 19.5 × 3.5cm Material: Acrylic lens + ABS housing Package Included: 1* Phone screen magnifier 1*Bluetooth speaker base 1*USB charging cable 1*User manual Notes: Tips: 1. Batteries not included. 2. Please read the instructions carefully before use.