Multifunctional Portable Bicycle Taillight Helmet Light Running Warning Light Luminous Keychain (Blue)

Multifunctional Portable Bicycle Taillight Helmet Light Running Warning Light Luminous Keychain is a bicycle accessory designed for outdoor use. It provides lighting warnings with a waterproof design.

• Product type: Taillights
• Compatibility: Bicycle
• Material: ABS + electronic components
• Key feature: Waterproof design
• Color/Variant: Blue
• Category: Bicycle Accessories
• Light source: four LED lights
• Power supply: 2 CR2032 button batteries
• Weight: 22 grams
• Size: 56*28*18mm
• Mode: always on/fast flashing/slow flashing/off