High Brightness LED Lamp Bead Adopts high-quality LED lamp beads, provides strong and stable light, bright enough for daily lighting, emergency and outdoor use. 2 AA Battery Power Supply Powered by 2 AA batteries (easy to replace), stable power supply and long-lasting use, no need to worry about power shortage outdoors. Telescopic Zoom Function Adjustable telescopic design, freely switch between floodlight and spotlight to meet different lighting demands. Portable Pen Light with Pen Holder Pen-shaped compact design with a durable pen holder, easy to clip on pocket, notebook or tool bag, ultra-portable to carry. Mini & Lightweight Body Small size and lightweight, does not take up space, perfect for outdoor camping, hiking, emergency, repair work and daily carry. Wide Application Ideal for outdoor activities, emergency lighting, home daily use, maintenance work, camping, hiking and more scenes.