supply of cable route tracer , supply of in -built gnss based cable route tracer with 10w, 500ma, 85 v transmitter suitab le for detecting & mapping underground cables with accuracy which can up to 3-5 cm or better with curren t direction up/down arrows, remote calibration check feature . supply shall include in built rtk enabled rec eiver, transmitter, compatible dual bluetooth android phone with rtk mobile application pre-installed in an droid device along with minimum 5 years subscription, compatible with ntrip and rtcmv3.x messaging st andards and holder & standard accessories. make/ model radio detection rd8200gs or similar. [ warrant y period: 30 months after the date of delivery ] ]