Quantum Par Meter,quantum Flux Meter 270 Rotatable for Agriculture

This PAR meter is used to measure photosynthetically active radiation (PAR) in the air.With integrated quantum sensor, it measures PAR flux in wavelengths ranging from the 400 to 700 nm.The detector can rotate freely at 270 degrees, makes the measurement more accurate.Features with peak hold function and data hold function, easy to read on large LCD screen.Powered by one 6F22 9V battery (not included), can be used continuously for about 100 hours.Material:plasticcolour:bluePackage Contents:1 * PAR MeterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.