... quality high-strength PMMA acrylic convex lens,focusing on convergent light and flood light,the light spot is perfect.Windproof, ... quality PMMA acrylic lens,taking into account the focus and floodlight,with the perfect spot.4.Windproof,rainproof,corrosion-resistant,easy ... band at the head part can be adjusted to any appropriate place as required. High power LED with adjustable focus zoom and dimming