The rear light is a warning device and stays on the bicycle by it self most of the time.However, when the weather condition is poor, you can simply and quickly install the Mudguard.The warning light can be projected to the Mudguard;the translucent Mudguard can be penetrated by light to form a larger warning area.
Made of blackened and light-transmitting thin plates,Simple and slim, optimal lightweight.This increases the safety by providing a better warning signal when riding in poor weather.