Wall Washer Series Pixel Controllable · GL-24-9131 in SPI White High-Efficacy, GL-24-9132 in DMX White High-Efficacy, GL-24-9031 in DMX White Short-cutting, GL-24-9143 in SPI RGBW, GL-24-9144 in DMX RGBW. · Convenient on-site processing, and pixel controllable by SPI and DMX signal. · High transmittance of PC lens, with grazing angles in 20°, 30°, 45°, 60° and asymmetric 20°*45° for white color, with grazing angles in 40° and asymmetric 40°*45° for RGBW color.