SURPRISE:This type of green laser is adjustable focal length.The 50mW one can bring you a great unbelievabe surprise.That is it can ignite the match in 0.2 meters.
◆Size(mm):113/145(L)X23(D) X23(D) ◆Color: Black ◆Battery: 1X18650/1XLIR123A 3.6V( 1X18650 included) ◆Weight(g):110/260 ◆Packing Size(mm):180(L)X110(W)X40(H)