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• Mini safety rear light for bicycle.
• Single LED? super bright.
• Constant mode and flashing mode available.
• Size: 20-40mm.
• Universal fits.
• Powered by two CR2023 batteries (included).

 
Package Details Weight: 53.50 g
Size: 15.9*11*3.6 cm
Package Includes 1 ～ Mini Bicycle Safety Rear Light