Basic Info.
Product Description
Foif N90 GPS System Access to Cors Supporting Ntrip Gnss RTK (N90)
New generation receiver--- Compact, lightweight and handling! Work anywhere and anytime!Key features:
1.Built-in Antenna
Intergrate GNSS BT/WLAN and network antenna
2.WIFI Function
Except bluetooth, wireless radio and mobile network, we bring in the WIFI function which quite broaden data communications for GNSS.
3 Tilt Sensor
Automatic correct system by 30 degree
4 Two Internal Battery
Without power off, we can change battery
Battery of receiver is same as Controller
5 4G LTE moudle
Fits various networks
Specifications:

Product :

Other Three Models:
1 Foif N90 GPS System Access to Cors Supporting Ntrip Gnss Rtk N90+ (336 Channels)
https://geographicinstrument.en.made-in-china.com/product/JSPmebkogzpc/China-336-Channels-Foif-Gnss-Tilt-Survey-Sensor-Differential-GPS-Receiver-N90-.html
2 Foif N90 GPS System Access to Cors Supporting Ntrip Gnss Rtk N90A (394 Channels)
https://geographicinstrument.en.made-in-china.com/product/CXAnBFzvfhrI/China-Foif-A90-Gnss-Receiver-Gnss-Rtk-394-Channels-A90-.html
3 Foif N90 GPS System Access to Cors Supporting Ntrip Gnss Rtk and IMU N90A+ (800 Channels)
https://geographicinstrument.en.made-in-china.com/product/jKxEQgmGWDpJ/China-Foif-A90-N90-GPS-with-Imu-as-Network-Rtk-Gnss-Receiver-N90A-.html
Our warranty policy:
1. For instruments (total station,theodolite,GNSS,auto level), we offer 1 year warranty.
For accesories(Prism,pole,tripod ,levelling staff).we offer 6 months warranty,from the day you get the product.
2.For product within the warranty period,please send us photos to show the problem.
And then we will decide to send you parts or you send the instrument back to us to repair.
We will be responsible for the double run freight and other cost.
Please make sure to contact us first instead of sending the damaged parts directly to us.
3. For problem out of the warranty period or warranty liability,we will judge the probelm and quoted for you.
You need to pay double-run freight and the maintenace cost.
4. For all instrument we provide life-long technical support.
Remark:Improper use of the instrument and man made damage of the instrument is not coverd in warranty liablity.
Warranty only aimed at the problem caused by the product quality.