Features: 1) Display: 7'''' inches color CSTN LCD 2) Interface: mini-USB1. 1 3) Picture storage: 74 (8M) 4) Files format: BMP, JPG, GIF 5) Delete function: delete one / all 6) Control panel: by buttons (manual) , slide show (auto) 7) Working temperature 0~ + 40degree C 8) Low battery alarm: auto 9) Power control auto (idle 2 minutes) / manual 10) Power source Build in recharge lithium battery (3. 7v) or USB power 11) Dimensions: 61*47*19mm 12) Weight: 32g 13) Function: clock, power on and off automatically 14) win 98 SE / ME / 2000 / XP / 2000 / XP / 2003 / Vista