Blue burning laser

Specification model: B017L Light color of laser: Blue Light beam: Single beam (5 beams adorned with stars) Wavelength: 5000 nanometers Battery: Lithium 2x18650 Size: 40 * flashlight Body material: Aluminum alloys Body color: Black Weight: 1.1 kg Appearance: Aluminum box Note: *** Shipping without battery to avoid explosion risk (using rechargeable batteries 16340)