Weltool M2-BF UV 365nm UV Flashlight Detection light 18650

Description M2 UV flashlight is also called black light adopts high efficiency pure 365nm UV A LED with the LED radiation flux of 2060nW The flashlight body is compact with a steel clip included as an accessory powered by 1 piece of li ion battery compact and portable Specifications Case Material Aerospace Aluminum Alloy construction Black anodized finishReflector High reflection reflector of aluminium alloy fits for long range usageEmitter High efficiency UV A LED peak wavelength of 365nm continuous lifetime of about 1000 hoursOutput Tested with Weltool UB18 35 Rechargeable Lithium Battery Low radiant flux modeHigh radiant flux modeLED Radiant flux 680mW2060mWSpectral radiosity 38cm 15in 2900W m210500W m2Irradiated area round diameter of distance of 38cm 15in 38cmCentral beam round diameter of distance of 38cm 15in 6cmVisible spectrum illuminance distance of 38cm 15in 11Lux31LuxRuntime h Until radiosity falls to 10 10h25min4h20minBattery 1 x 18650 rechargeable lithium battery not included Switch Tail cap switch up to 50 000 presses No need preheat press to switch on reduce the preheat time 2 adjustable modes suitable for different usages Reverse Polarity ProtectionOver Discharge ProtectionLow Voltage WarningFully regulated output no PWM no circuit noiseBlack filter glass lens effectively filtrate the visible light beyond 365nm for purer UV beam Purple oxidized aluminum alloy protection bezelAnti slip anti roll design1 meter impact