200MW Powerful 532nm Green Laser Pointer Pen Adjustable Focus With Star Cap L124

Detail link:http://www.aliexpress.com/store/product//807269_733253218.html http://www.elecday.com/product-4769.html It is very easy to adjust the focus.Press the bottom button to power on, press it again to power off. Using only 1x 16340 battery, the lenght only 11cm so easy to put it in our pocket. With additional star light lens cap, when installed the star cap the laser poiner len will display very beautiful star light. It will be used to point at any desired targets on: Teaching,Lectures,Museums,Gallery guides,Business person,Conference Speaker,Bars,KTV,clubs,Concert site,Money detector,Projection screens,Video monitors,presentation graphics,Forensics,Illumination,Indicating,Alignment,Photos, Blackboard,Video monitors,Sky pointing (astronomy) or just being cool. The beam of this laser pointer is clearly visible in the dark area. Specifications: Output Type: Adjustable focus, continuous output and working time of over 5,000 hours Max Output power: 200mW Output wavelength: 532nm Laser Beam Color: Green Operation Voltage: 3V Power Supply: 1 x 16340 batteries (include) Working temperature: +20℃ ~ + 30℃ Storage temperature:10℃ ~ + 40℃ Package includes: 1 x Green Laser Pointer Pen 1 x 16340 Batteries 1 x Charger 1 x Star lens Cap 1 x Handset Sling 1 x Retail Box