Fangrui Product Details [high Quality] This Laser-pointer Is Made Of Aluminum Alloy, Very Strong And , High Quality, And It Has A Non-slip Design. This Laser-pointer Has A High Power, It Has A Range Of 5,000 Feet. [rechargeable Design] Green Light Flashes When The Battery Is Low, Just Rotate The Lid Off The Bottom Of The Laser-pointer And You Can Charge It, It Is Compatible With All Usb-a Chargers, Whether Its A Computer, A Laptop, A Phone Charger, A Power Bank, Or A Plugboard, You Can Charge It With A Usb-a Port. Charge It For Half An Hour And You Can Use It For Hours On End [starlight Pattern] Down The Star Cap And Rotate It To Remove The Star Cap, Then You Can See A Straight Green Beam In The Dark, And You Can See Different Starlight Patterns When You Install The Star Cap.you Can Use It In Many Situations, Such As Construction Sites, Outdoor Adventures, Classrooms, Meeting Presentations, And Other Fun Uses. [notice] Do Not Point The Laser-directly At Humans Or Animals Eyes, And Keep It Away From Children. Colour: Black Mate