*shoot photo *english and chinese display *256mb reliable flash memory data storage *card type: tiid card (read only) *real time clock inside *with lcd display *replaceable 3.6v batteries *metal luxury case, water-resistant and shake-resistant, resist low temperature *use rs232/usb cable to download data, do not need communication stations *low tiny-power consumption, very low static state electric current *influence distance: 3 to 6cm Dimension: 148x55x30mm Weight: 162g
