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Product model: FR-900 checkered flashlight

Product wavelength: 405nm

Dimensions: ￠23mmX160mm

Product material: hard aviation aluminum alloy, strong and durable

Body treatment: anodized, silver or black or gold

Switch mode: press the constant light switch afterwards

Use battery: 18650 rechargeable battery *1

Start-up time: ≤3 seconds, it takes a long time in winter, and it is very fast under normal temperature
Working voltage: DC3.7V
Function description: long-range indication, focus match, create gypsophila effect