Product Details:Brand: Rockbros
Product name: Bicycle Taillight.
Size: about15*80*23MM
Weight: about 64g
Modes: High light(3H), low light(6H). flashing(8H).
Charging time: about 2-3hours.
Charging port: USB
REMINDER: DO NOT IMMERSE IN THE RAIN FOR A LONG TIME.
Product Features:
30 micro-led, ultra bright to keep you safe
Wide beam LED technology keeps you safe with 180 ° visibility
Rechargeable USB, no batteries needed
IPX4 Waterproof
Easy to install