The SpotOn Extension wand for reaching further in to plant canopy to take readings with the SpotOn PAR meter. (SpotOn PAR meter sold separately)  Our rugged three piece steel extension wand can stand up to the harsh conditions of grow rooms. Threaded connections ensure the PAR meter will not twist when fully extended. The rubber handle grip helps keep a solid grip on your meter even with wet hands.  Our large LED screen is easy to read, even in brightly lit rooms at a distance of 3' from the meter.