Red Laser shops Pointer Pen 1-W Visible Beam Light + Charge+Battery

Product Name: Red Laser shops Pointer Pen 1-W Visible Beam Light + Charge+Battery
Actual photo shown This laser pointer can be used for presentation, teaching indicator and more. This high quality laser pointer adopts the latest technology optics and microelectronics. Press-button switch at the bottom, no need to keep holding when use shops it. Portable size and science shape design. NOTE: 1.Please don't keep open for a long time, otherwise easy to damage the light bulb Specifications: Size: 140*27 mm ( 5.5" Length and 1" Diameter ) Wavelength: 650nm. Beam style: continuous line Spot size: 6M place <φ10mm. Power supply: 1 x 18650 Battery (included) Focus mode: adjustable. Body material: aerometal. Working voltage:DC=3.0-3.7V. Preheat time: < 3 seconds. Working temperature: +15℃～＋35℃. Storage temperature: -10℃～+40℃.