技术参数Specification型号 Item NO.                                    LM-402材质 Material:                                   硬质铝 Harden aluminum开关方式 on-off mode                              尾部开关end switch电池Battery                                       18650射程Range of distance(m)                          100m-1000m波长 Wavelength(nm)                              650nm工作电压Voltage(V)                                3.7v光斑直径 Spot diameter(mm)                        6M≤Φ1.0mm工作温度 operation Temperature(℃)               0℃～+35℃输出功率 Output power (mW)                        50-200mW使用寿命 Expected lifetime(hours)                 >5000保修期 Warranty Time                              6 months注：1可调焦距,点状光斑连续输出. 2尾部开关3此款式可做蓝紫光，红光，绿光。4.此款可防水。