Topcon GRS-1 surveying kit previously used for land surveying. The kit includes the instrument, an external Topcon antenna, a two-piece survey pole with a controller mount, and accessories.

The GRS-1 combines a GNSS receiver and a handheld field computer. TopSURV 8 is installed. The instrument powers on and loads Windows Mobile; the photographs also show the TopSURV startup screen.

The kit includes:

• Topcon GRS-1
• Topcon PG-A1 external GNSS antenna with antenna cable
• two-piece Topcon survey pole with tip and bubble level
• controller mount with pole clamp
• 3 rechargeable batteries
• Topcon BC-30 battery charger with power cable
• power adapter for the instrument
• Topcon protective pouch
• touchscreen stylus
• 1 GB microSD card, SD adapter and USB card reader

The equipment is used and shows visible signs of field use. It is sold as one kit, with the items shown in the photographs.