s1 gps instrument for land survey

{"cid":"91222737","title":"GNSS RTK Hi -target IRTK4 Upgrade for Land Surveying Instruments Survey IMU GPS","imgUrl":"https:\/\/img.ismap.com\/nimg\/6b\/47\/693f82648b29cf5f7afd6cfe39f3-200x200-1.jpg","attrs":{"Price":"$3,000.00","Brand Name":"Hi-target","Model Number":"IRTK4","Minimum Order Quantity":"1 piece","Delivery Time":"30 work day","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"1 ~ 30 day","Product name":"RTK receiver Hi-target IRTK4","Material":"magnesium alloy","Power":"lithium battery","Channels":"866 channels","GPS":"L1, L1C, L2C, L2P, L5","GLONASS":"G1, G2, G3","Positioning output rate":"1Hz~20Hz","GALILEOS":"E1, E5A, E5B, E6C, AltBOC*"}}

{"cid":"91193213","title":"South Land Surveying Measuring Instrument RTK 0\u00b0 ~ 60\u00b0 IMU tilt angle GPS South Galaxy G3","imgUrl":"https:\/\/img.ismap.com\/nimg\/b3\/76\/1d331ee56819e6c4f2b6d33e60e6-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"South","Model Number":"Galaxy G3","Minimum Order Quantity":"1pcs","Delivery Time":"5-10day","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union","Supply Ability":"10pcs\/day","Packaging Details":"suitcase and carton","Code differential GNSS positioning":"Horizontal: 0.25 m + 1 ppm RMS Vertical: 0.50 m + 1 ppm RMS","GNSS static":"Horizontal: 2.5 mm + 0.5 ppm RMS Vertical: 5 mm + 0.5 ppm RMS","Real-time kinematic (Baseline<30km)":"Horizontal: 8 mm + 1 ppm RMS Vertical: 15 mm + 1 ppm RMS","SBAS positioning":"Typically < 5m 3DRMS","RTK initialization time":"2 ~ 8s","IMU tilt compensation":"Additional horizontal pole tip uncertainty typically less than 10mm + 0.7 mm\/\u00b0 tilt down to 30\u00b0","IMU tilt angle":"0\u00b0 ~ 60\u00b0","Operating temperature":"-45\u2103 ~ +75\u2103","Storage temperature":"-55\u2103 ~ +85\u2103","Humidity":"100% Non-condensing","Waterproof\/Dustproof":"IP68 standard, protected from long time immersion to depth of 1m IP68 standard, fully protected against blowing dust","Shock\/Vibration":"Withstand 2 meters pole drop onto the cement ground naturally","Power supply":"6-28V DC, overvoltage protection"}}

{"cid":"91202321","title":"G2 Base And Rover Gnss Rtk Set For Land Surveying Instruments Galaxy New G1 G6 G9 G1 Plus G9 G3 INNO7 Gps Rtk Receiver Rtk","imgUrl":"https:\/\/img.ismap.com\/nimg\/98\/24\/2882b8bdce874a151e6cf6c7462b-200x200-1.jpg","attrs":{"Price":"USD3000\/PC","Brand Name":"G2 GPS RTK","Model Number":"G2","Minimum Order Quantity":"1","Certification":"-","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000","Packaging Details":"Original","place of origin":"Jiangxi, China","warranty":"1 years","customized support":"OBM, ODM, OEM","channels":"1598","Positioning output rate":"1Hz~20Hz","Frequency range":"410 - 470MHz","GALILEOS":"E1, E5A, E5B, E6C, AltBOC","Single package size":"75X45X35 cm"}}