Penna laser puntatore laser rosso USB messa a fuoco fissa RU6-F5 650nm raggio e tappi a 5 stelle
Wave Length ： 650nm. 1 Red Laser Pointer. The laser IS bright! Flare Forms ： Plaque-Forming - Circle. Just like the laser pointers you use to play with your pets, you should ALWAYS avoid direct eye exposure to laser beam.