Lápiz puntero láser azul enfoque ajustable 1mw 450nm haz visible luz láser + caja

Wave length：450nm. Output power：< 1mw. Model No: GBX4 (Blue Laser Pointer). 1 Blue Laser Pointer. This laser pointer will cut through tape, burn matches, light cigarettes, pop balloons and firecrackers very easy!

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