... irradiation illuminate through smoke,water and fog,0.5m waterproof,light weight and handyFunction:Self-locking on/off, fast changing focus ... Gift boxPURPOSE:Ideal for the Car, Home, Work,Camping, Emergency Kits, and more more brighter and energy savingNOTICE1.Waterproof but not ... ,or else, it may cause temporary blindness for the harsh light of flashlight.