Model： RD5B0700CNBrand： Shadowlasers Laser Color： RedWave Length： 638nm Dimension： φ32*106mm Max Output Power： 8000 Hours Waterproof Rating： IP7 Waterproof Standard Submergible Depth： 1 Hour Working Voltage： DC = 3.7-4.2V Starting Voltage： DC = 2.5V Working Current： 3.7V@4.9A Laser Range： 1000-3000 Meters Max Brightness： >500Lm Circuit Control： APC Flare Forms： Plaque-Forming – Circle Beam Style： Continuous Line Spot Size： 5 Meters Place < φ18mm Preheat Time： Blue > Cyan > Red > Yellow > Purple Light Price : Red < Green < Blue < Cyan < Purple < Yellow Light Poly thermal performance ( ignition ) : Yellow < Cyan < Green < Red < Blue < Purple Light Stability: Green = Cyan < Red = Blue = Purple = Yellow Light ( Green light is influenced by the climate, You may need to warm it up in cold environments) Shipping & Delivery We free ship with standard international shipping to worldwide, We also free ship with DHL or FedEx Express Shipping to worldwide when your order consumption amount over $150. Items will be shipped within 1~3 working days after cleared payments. Estimated Delivery Time Standard SpeedPAK Shipping : 7~15 Business days to US. Standard International Shipping : 10~20 Business days to Worldwide. DHL or FedEx Express Shipping : 2~7 Business days to Worldwide. Please be patient and let us know if for any reason you don't receive your delivery within 45 days, and we will full refund you the amount of your order or we will resend you the items again, We will work hard to make you to be our satisfied customer! LAST OF THE BORING BUT IMPORTANT STUFF Please make sure your shipping address is the same as your Paypal confirmed address. That's pretty much the standard with all sellers, and we are no different in that respect. Your valid telephone number is a must with your payment/shipping address information (this is a requirement by the various shippers to ensure reliable service; you've no doubt seen this before with FedEx or DHL). I can not complete shipping for any item without your telephone number, especially for orders shipped with Expedited Delivery Service. In fact, they will not accept orders shipped Registered Air Mail without telephone number also. We accept PayPal only!!! Please leave a note in PayPal when making the payment if you have any special requests. I will do whatever I can to help! Please feel free to contact me if you have any questions. ALL problem will be resolve within 24 hours…..or as fast as humanly possible, and I haven't broken that promise yet! Whew! We do our best to supply quality laser products to our customers with the best prices. BUT, in the shipping process it is possible for damage to come to the product. It rarely happens as most shippers are really good at their job, but it is possible. In the rare instance that this happens, PLEASE contact us! We will replace the item or give you a refund. Feedback is VERY important to us, so please do contact us before you leave negative feedback. Pretty please? We are dedicated to solving the problem for you and making you a return customer. Thanks for visiting my eBay store! Tell all your friends! Come back soon and see all the new cool stuff I will be adding! Have yourself an awesome day!!!!!