inputs.text: not buy not work - purchased phototrackr plus rt90 nikon d7000 great deal research reliable product unfortunately mistaken unit easily mounted camera gps unit quickly signaled satellite acquisition bluetooth communication camera two days actually worked albeit somewhat intermittently accurately tagged photos rt90 camera unit small unobtrusive gps unit also small easily positioned pocket included belt pouch camera strap pretty happy first soon noticed tagging intermittent two days phototrackr seldom functioned gps unit continued indicate satellite acquisition bluetooth communication helpful leds camera received no information called gisteq product support talked length technicians finally replaced \\defective\\ unit brand new one new unit failed 95 time geotag photos verified correct procedures setting tech support persistent fashion tried every possible combination camera settings startup sequence never able improve performance phototrackr brilliant idea may someday work thorough reengineering clear fundamental design flaw erroneous software communication d7000 poor engineering prevents proper function possible phototrackr works cameras not d7000 buy one save original packaging want return