1.key features 48 track verification channels sirfstarivtm technology sbas(waas, egnos, msas, gagan, qzss) signal detection seitivity -159dbm multipath detection and suppression nmea-0183 compliant protocol supports sirfstarivtm tricklepowertm mode small form factor (8x8x1.7mm ) 2.performance channels 48 channel frequency l1 – 1575.42 mhz seitivity navigation -159 dbm tracking -159 dbm acquisition (cold start) -147 dbm position accuracy < 5 m time to fit fix (@-130 dbm) hot start 1 s (max 3 s) warm start 25 s (max 35 s) cold start 25 s (max 35 s ) 3.dimeion 4.pin description 5.foot print 6. application circuit "手表用gps模块，性价比高，体积极小"的型号为lgmcs2，地图功能是无，品牌为韩国，内存是64（m），界面文字为英文，外形尺寸是8×8×1.7（mm），电池使用时间为10（h）