ROCKBROS Bike Bells Hidden for 22.2mm Handlebars More Than 100dB Color:Gray 2 Pack This ensures precision and prevents

This ensures precision and prevents over-inflation

alerting riders behind you for enhanced safety

effectively reducing the risk of safety accidents during night riding(This product does not include bike light)

4v 5000mah Number of Inflations per Charge 8（0-100psi） Material Acrylic Auto Shutoff Feature √ Preset Pressure Settings √ Inflation Time 120-150s（100psi） Display Screen Type Led Charging Port Type Type-C 5V 2A Weight 350g Dimensions 55*43*29 Charging Time 60min

ROCKBROS Bike Bells Hidden for 22.2mm Handlebars More Than 100dB Color:Gray 2 Pack This ensures precision and preventsDetails CLEAR & LOUD ANTI LOSS WASHER DURABLE MATERIAL CLEAR SOUND: ROCKBROS bike bells has high quality brass dome with sturdy striker. More than ring 100 decibels with bright tone for cyclists and pedestrians alike, helping others to be aware of your presence STURDY & DURABLE: The bicycle bells is made of metal, sturdy and durable, waterproof and rust proof, corrosion proof. Note: If the bicycle bell is separated, please reinstall it by aligning the