NO. 1 Super Bright Fiber Optic LED Light Up Necktie

Fiber optic LED light up necktie specifications

• neck length of  fiber optic LED necktie adjustable
• USB rechargeable
• controller inside with rechargeable Lithium battery
• super high brightness, no heat, lightweight of fiber optic fabric
• switch invisible into optical fiber necktie

Fiber optic LED light up necktie flash mode

stay on, slow flash, color changing, strobe, off

How to use on/off switch

• long press for 5 seconds to make LED light off
• single press to switch frequency

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