... (xx=04, 08, 16......44)Light axis pitch 10mm, 20mm, 40mm, 80mmProtection height ... Strength : AC1500V,60sAnti-interference to Light : 10000Lux(incidence angel≥5°)Light Source : infrared,940nmHousing : Aluminum alloy,PCSealing: IP65Light ... Pitch: 10mm,20mm,40mm,80mmProtection Range: 400~3500mmProtection Height (xx-1)×pitch,xx-beams Infrared Light ...