Serfas E-Lume 30 USB Rear Bike Light

• Bright 30 lumen USB rear light
• 270 degree Wide angle visiblity design
• Flash modes:
• Daytime flash 30 lumens ( 19 hrs)
• High flash 15 lumens (24 hrs)
• Low flash 6 lumens (34 hrs)
• Solid modes:
• High 30 lumens (2 hours)
• Low 6 lumens (6 hours)
• O-Ring mounting for versitility
• Includes charging cable
• Charge time 2 hrs