Anern brand new patented design with appearance and performance upgrade. Adjustable module design, 25 degrees optional. Using high-light Bridgelux chips, lumen up to 210LM/W. Using new LifePo4 battery, reject second-hand type. Adopt 140 degrees light-emitting lens, same height but more greater exposed area. Four lighting modes, can be setting by remote control within 30meters. The first choice for engineering lighting.