Green Laser Pointer: This device is a high-power green laser pointer used for long-distance signaling, camping, or as a presentation tool. Multiple Features: It comes with a rotating head to create different dot patterns (star effects) and features a long range of up to 1000 meters or more. Rechargeable: It features a durable aluminum design and has a built-in rechargeable battery via USB cable (Micro ULong Range Green Laser