445T-1000-F-W-XL Powerful 445nm/450nm 5mw Focusable Waterproof Blue Laser Pointer/Torch Product Specification Wavelength :440-450nmCenter wavelength: 447nmOutput power :5mWSafety level: Class IVCircuit control: 5V step-up with reverse polarity protectionPower Conversion Efficiency: 95%Laser Shape: DotBeam pattern: Continuous line ShapeSpot size: <18mm at 10MFocusable: YesWaterproof: YesCurrent: 1.6A at 3.7VOperating voltage: DC = 3.7VStart voltage: DC = 2.5VWarm-up time: NoneOperating temperature: -10 degrees C~ +30 degrees CStorage temperature: -10 degrees C~ +40 degrees CPower supply: 1 x 18650 Lithium Battery(Note:Batteries are not included for easier custom clearance)Dimensions: 25.5 x 140mm Feature1. 1x18650 battery, equivalent to 4 x 16340 batteries capacity;2. 5V Step-up driver circuit, the conversion efficiency of 95% or more, the driver circuit is tested by 5V 3A streaking through 12 hours, this is the real low-power, high efficiency one;3. Using ProE / CINEMA 4D 3D design software and other Computer-aided design.4. Using imported and advanced laser diode, all the mechanical parts is machined by CNC lathe, the external shape is machined and achieved by advanced computer milling process;5. Have SP-8 waterproof and dustproof structure, it can work 30 meters deep in the water and bring the wonderful experience of the laser;6 Rotate the focus ring to accurately focus the laser beam. The focusing parts will not get loose.7 Use Level-3 Military Standard hard oxidation technology for the surface treatment, you dont need to worry about the scratch even putting it gether with keys.8 Rear self-locking switch, press the button on and can be held on the postion, then press the button again to turn off.Package1 x 445T-1000-F-W-XL Powerful 445nm/450nm 5mw Focusable Waterproof Blue Laser Pointer/Torch Shipping Notice Country Shipping time by Registered Air Mail or E-packet delivery Shipping time by FedEx/DHL/EMS United States 5-15 business days 3-7 business days Japan, South Korea 5-20 business days 3-7 business days United Kingdom,Canada, Germany, Austria, Holland, Czech, EU 15-25 business days 4-7 business days Spain, Russia, Italy, France, Mexico, Indonesia, Malaysia, India, South Africa, American & Asian countries 15-55 business days 5-15 business days Case & Return Please don't easily open an ebay/paypal case or return, do ctc us and tell what's the problem, we will try to solve any problems and cover your rights.Thanks! Payment Method Paypal Only Shipping Method 1.We ship to USA by e-packet delivery shipping method,to other country by registered China Post Air Mail, to most of countries, it takes 10-20 business days to arrive if no shipping delay is incured. but to some remote countries,such as South America, Africa and East Aian countries, it may take longer time 40-60 days,so please be patient to wait. 2.If you need items urgently please paid for expedit shipping fee,then we will ship by fast shipping way such as Fedex, DHL, Aramex and EMS. Please send us message to indicate a shipping way as your special requirment.Or we will choose shipping way for you randomly. Feedback & DSR Please place positive feedback and give high DSR score to us if you are satisfied with our quality of our products and our quality of our service, if you are not happy with your purchase for any reason, please ctc us first for solutions. We solve all your problems and we cover all your rights. Thanks for your support! On May-22-19 at 20:51:29 PDT, seller added the following information: