... keychain, LCD display, digital photo frame , support JPG,BMP, USB connect...... free shipping DPF mini keychain Descriptions: 1) Display: 1.5-Inch ... )Power: built-in 3.7V lithium battery or USB 5V supply; Interface: USB 2.04) Photo Play,can storage: 150 pictures ... USB connect,Operation System: Win2000/XP10) Working Time: 3-4 hours11) Case Color: silver, white, yellow, green and red etc free shipping ...