AdvantegeWaterproof,Dustproof, Anti-scratch, Shockproof,High temperature Resistant Speaker. Stylish and exquisite appearance, which is convenient to carry, With it you can enjoy music anytime and anywhere. ApplicationExcellent for Outdoor Sport and exercise and Travel. Emergency UsageUsed as 2000MAH power bank can charge your phone or other device in emergency. Double LED lightsDouble LED Lights with front and flashing light for choosing. ReminderHonking as the bicycle bell ir alarm to remind the front vehicles or passerby. Specification: Material: ABS Clamp range: 50-80MM (4-6.3 inch mobile phone) Charging type: USB charging Battery capacity: 2000 mAh Headlight brightness: 400 lumens Light mode: strong light/low light/strobe Sound mode: 5 sound modes Color: red/black/orange/blue Use time: 6-12 hours Charging time: 5 hours Output current: 0.8A Lamp bead type: LED*2 Speaker decibel: 130 decibels Package include: 1 x Horn light 1 x Horn switch 1 x base 1 x rubber gasket 1 x USB charging cable