Serfas Thunderbolt LED Light Orientation:Rear Light Pair light-to-app and light-to-light via

Pair light-to-app and light-to-light via bluetooth

GTR2 Bamboo and Stoke 2

acceleration and braking curves

Forged/CNC & Cast components

Serfas Thunderbolt LED Light Orientation:Rear Light Pair light-to-app and light-to-light viaSerfas Thunderbolt Tail Light Features: USB Rechargeable Charge Indicator Light Removable Straps Allow Endless Mounting Options LED Strip Creates a Non Directional Flood Of Light Specs: Modes: High (35 Lumens): 1. 5 hrs, Low (10 Lumens): 4 hrs, High Flash (35 Lumens): 2. 5 hrs, Low Flash (10 Lumens): 8. 5 hrs Weight: 48 Grams With Bracket Battery: 500 mAh Lithium Polymer Color: Black Serfas Thunderbolt Headlight Features: USB Rechargeable Charge