Focus mode: adjustableLife: >8000 hoursWorking time: >1 hourLaser range: 500-1000 metersMaximum brightness:> 350lmSurface treatment: hard anodized blackWavelength: 532nmSafety level: Level IIIBeam style: continuous lineMounting size: 6MWorking voltage: DC=3.0-3.7VWarm-up time:Working temperature: 15 degrees Celsius to 35 degrees CelsiusStorage temperature: minus 10 degrees Celsius to 40 degrees CelsiusBody color: blackLaser color: greenPower supply mode: 1 X 18650 battery (not included)package instruction:1 * Green laser1 * Star hat1 * Security keySpecifications:feature:Color: green100% brand new high quality and perfect design.Display actual photos, easy to use.Use your laser to point at any desired target on the projection screen or video.Flying all over the sky, let you find the stars you want in the starry days, and be the leader of the vast starry sky.Power saving, light weight, suitable for putting in a pocket or handbag.The laser can be used for demonstrations, teaching indicators, children's entertainment, etc.This high-quality laser uses the latest optics and microelectronics technology.Focus mode: adjustable.Package Included:1 * Green laser1 * Star hat1 * Security key