Japanese KNOG Bicycle Light BLINDER LINK Saddle Rail Mount Rear Light 77g Waterproof Rechargeable [Genuine Product] (100 Lumens) USB-C

Maximum light intensity: 100 lumens Weight: 56g Maximum lighting time: STEADY ON-HIGH mode (35 lumens) 4 hours / ECO FLASH mode (30 lumens) 50 hours Charging method: USB rechargeable (Type-C) IP67 waterproof