without battery!!!without battery!!!without battery!!!Use 18650 battery(package without battery、 only laser pointer)1.Newest 10000mw Green Beam Laser Pointer Pen2.Laser Light Color: Green3.Out Power: Max 10000mw4.Press button for ON / OFF5.Note: Avoid direct eye exposure to laser bean6.Output mode: Constant Wave7.Powered by one 18650 lithium battery(not include)8.Package includes: 1x Laser Pointer( without retail package without battery)