... - ,- Small sized,delicated outlook- - Clear video taking- - Supporting 4G SD card- ,,,,,,- Hand-free, suitable for use in sports like swimming, riding ... FPS) Video Output:AVIUSB:1.1Power:2*AA battery SDSD Card Supported:4GBPacking Dimensions21cm*15.5cm*6cmBuilt-in Memory30MWater Resistance Performance3m