Laser power: 5mW
Wavelength: 650+/-5nm
Size(mm): 93(L)x29(D)x50(H)
Color: Black
Ring diameter(mm): 20
Weight(g): 90/160
Material: Aluminum alloy
Battery: 2x16340 3.0V (not included)
Packing size(mm): 110(L)x72(w)x48(H)
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