... and Mac 10.4 or above* 450mAh rechargeable Li-polymer battery * Support Micro SD card up to 32GB Characteristic ... Vista and Mac 10.4 or above450mAh rechargeable Li-polymer batterySupport Micro SD card up to 32GBProduct Size ... Strap, User Manual, USB, OCR software, alkaline battery , PouchStandard packing:20pcs/Outer cartonOuter carton:48*32 ... A4 Portable Super Slim handheld/Li-polymer battery/OCR Scanner