PX7 405nm Puntatore Laser Viola Messa a Fuoco Regolabile Penna Laser Visibile Fascio Luce
Wave Length： 405nm. Battery Direction： The Battery "+" Is Toward End of The Laser Pointer. 1 Purple Laser Pointer. Flare Forms： Plaque-Forming - Circle. The laser IS bright! Focus Mode： Adjustable Focus.