Product Name: Factory Price Gnss Receiver base and Rover Foif GPS Rtk (N90A) Model NO.: Foif N90A/Stonex S900A Horizontal Line: Rtk H: 8mm+0.5ppm RMS Vertical Lines: Rtk V:15mm+0.5ppm RMS Accuracy: Hemisphere P328 Channel: 394 Internal Memory: 8GB Internal Storage, Support 32g SD Card Operation: Rtk Rover /base, Post-Processing Features: WiFi, Web Ui, Built-in Two Battery Handheld: F59 Trademark: Foif Transport Package: Standard Export Carton Specification: 156mm x 76mm Origin: China HS Code: 9015800090 Product Description Factory Price Gnss Receiver base and Rover Foif GPS RTK (N90A) New generation receiver--- Compact, lightweight and handling! Work anywhere and anytime!Key features:1.Built-in AntennaIntergrate GNSS BT/WLAN and network antenna2.WIFI FunctionExceptbluetooth, wireless radio and mobile network, we bring in the WIFI function which quite broaden data communications for GNSS.3.Two Internal BatteryWithout power off, we can change batteryBattery of receiver is same as ControllerSpecifications:Other Three Models:1 Factory Price Gnss Receiver base and Rover Foif GPS Rtk N90+(336 Channels)https://geographicinstrument.en.made-in-china.com/product/nBfJXiFPOHpr/China-Foif-Land-Survey-with-Trimble-Bd990-Mainboard-Gnss-Rtk-Receiver-N90-.html2 Factory Price Gnss Receiver base and Rover Foif GPS Rtk N90 (555 Channels)https://geographicinstrument.en.made-in-china.com/product/wKaQkhqGHiUI/China-Geographic-Surveying-Instrument-Foif-A90-N90-Dual-Frequency-Gnss-Rtk-N90-.html3 Factory Price Gnss Receiver base and Rover Foif GPS Rtk With IMU N90A+ (394 Channels)https://geographicinstrument.en.made-in-china.com/product/HSGnaULEFhRD/China-Foif-New-Generation-GPS-with-Imu-Agent-Price-Gnss-Rtk-N90A-.htmlProduct:Ourwarrantypolicy:1.Forinstruments(totalstation,theodolite,GNSS,autolevel),weoffer1yearwarranty. Foraccesories(Prism,pole,tripod,levellingstaff).weoffer6monthswarranty,fromthedayyougettheproduct.2.Forproductwithinthewarrantyperiod,pleasesendusphotostoshowtheproblem. Andthenwewill decidetosendyoupartsoryousendtheinstrumentbackto ustorepair. Wewillberesponsibleforthe double runfreightandothercost. Pleasemakesuretocontactusfirstinsteadofsendingthedamagedpartsdirectly tous.3. Forproblemoutofthewarrantyperiodorwarrantyliability,wewilljudgetheprobelmandquotedforyou. Youneedtopaydouble-runfreightandthemaintenacecost.4. Forallinstrumentweprovidelife-longtechnicalsupport. Remark:Improperuseof theinstrumentandman madedamageoftheinstrumentisnotcoverdinwarrantyliablity. Warranty onlyaimedattheproblemcausedbytheproductquality.