USB 303 laser for sale. Specifications: Design and Structure: Material: Hard aluminum alloy, resistant to shocks and scratches. Color: Matte black with a non-slip grip. Charging Port: Built-in USB port for direct charging from chargers, computers, or power banks. 💡 Laser Beam Characteristics: Light Color: Bright green (the color with the highest clarity and visibility for the human eye). Wavelength: 532 nm. Light Modes: Straight and focused dot laser beam. Scattered light (disco/star effect) when the external rotatable head is attached. Focus: Integrated adjustable head to change the size and clarity of the dot and beam thickness. 🔋 Power and Operation: Battery: Built-in rechargeable lithium battery. Charging Time: Requires about 2 to 3 hours for a full charge. Safety System: Equipped with a central safety ring to prevent accidental operation and protect children. 🗺 Range and Usage: Actual Range: The clear beam range in darkness reaches from 1,500 to 3,000 meters (may be affected by air clarity and fog). Common Uses: Trips and camping, field signaling, stargazing, events, and presentations. Important Safety Warning: This laser is high-intensity; please avoid pointing it directly at eyes, aircraft, or vehicles to prevent vision damage or causing severe distraction. If you are having trouble operating it or want to know how to change the astronomical patterns, let me know and I will explain in detail. The laser comes with its box and charger 🚨 Minimum price is 300, if it doesn't reach the desired price, it will be kept. 🚨 🚨 Contact via private message 🚨