Solution: Appotech ( No need install software )
LCD: 1.5 inch CSTN screen
Resolution: 128 x 128RGB
Built with 8MB memory, can load 72 pictures
Picture format: JPEG, BMP, PNG and TIF
Control buttons: 3 keys
The picture can be deleted by one or all
Window 98, Me, NT, 2000 and XP, USB 2.0
Power supply: Build-in 3.7v Lithium Battery or 5v USB
Battery work time: 6-8 hours
Power saving mode: 120seconds automatically shut down
Accessories: Key chain, Manual, and USB