30mW 830nm Infrared IR Laser Diode DOT Module Focusable Unit DC5V 18x45mm TTL 100khz

30mW 830nm Infrared IR Laser Diode DOT Module Focusable Unit DC5V 18x45mm TTL 100khz
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sku: 1005007944147190
$11.52
Shipping from: China
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