Bicycle Light motorcycle valve light car tire luminous cap electric vehicle cover luminous night safety warning MTB accessories Description: Product Name: luminous valve cap Material: ABS Auxiliary material: Phosphor Size: as shown in the figure Applicable to: all models in general Specifications: 1. [self illumination] light saving material, which absorbs light during the day and emits light at night 2. [luminous valve] increase the fun of driving at night 3. [upgrade] self luminous at night, beautiful and protection in one 4. [general model] applicable to the replacement and upgrading of vacuum tire valve 5. [simple operation] easy to use and install Package Included: 1 * gas cap nozzle / 4 * gas cap nozzle