1. FULL SIZE FOLDING WIRELESS KEYBOARD MOUSE TOUCHPAD: You can have full control and it's compatible with Samsung SMJ500F. It has a BuiltIn Rechargeable Battery that can last for 48 hours of use (560 days standby), along with a mouse touchpad and left and right click buttons. It's very convenient and portable with a mini size for userfriendly interaction. (PHONE HOLDER/STAND NOT INCLUDED) 2. FOLDABLE TRIFOLD DESIGN: Our FULL SIZE Travel Keyboard is extremely thin and foldable, making it a perfect gift for those who often travel or are on a business trip. It allows you to operate your mobile devices on the go, writing fast, easily, and error. It's also a good choice for editors. 3. ALL ANDROID PC MAC IOS CONNECTION MODES: You can connect the keyboard with your device via Wireless Bluetooth to ANY Android, IOS, Mac or Windows Device. It has a longlasting 560 days of standby time and up to 48h of continuous use, making it a versatile device for all your needs. 4. WIDE UNIVERSAL COMPATIBILITY: With Bluetooth 5.3 technology, the foldable keyboard can work with 3 major operating systems: iOS / Windows/ Android. NOTE: For Desktop PC Laptop without bluetooth function, you need to use thirdparty bluetooth adapter (not included) before use. Folding size: 5.98' x3.82' x0.71'