Blue Violet dot laser pointer 405nm laser light pen

Wavelength :405nm Size of the laser :15.8*1.2cm Output: 50mW Life time :5000h Colour of the laser :Violet lasers Working voltage :DC=3V Colour of the pen:metallic silver Working temperature: 0~+45 Range of the laser: Over 500-8000meters Divergence angle: 0.8-1.2mrad Bateries: AAA*2pcs Beam diameter :1.5mm Class :IIIb Feature: This listing just includes laser pointer & gift box，no batteries This item VIOLET laser pointer 5mW in stock always， we will send out within 2 days， no delay Item include 1x laser pointer Shippoing& Handing Have tracking number for this listing，you can check it by This item is .