Burning blue laser made with high quality and a range of tens of kilometers - Available with several additional heads with different designs Specifications Model: B017L Laser light color: Blue Light beam: Single beam (5 star-studded beams) Wavelength: 5000 nm Battery: 2x18650 Lithium Size: 40 * flashlight Body material: Aluminum alloy Body color: Silver Weight: 1.1 kg Packaging: Aluminum case Shipping is available to areas around the Eastern Province