SPECIFICATIONS
battery capacity: 4000 mAh
Suitable for handlebar diameter range: 58mm-90mm
Speaker: 130dB 5 voices
Power Supply: Battery
Origin: Mainland China
Mounting Placement: Handlebar
Model Number: BG-2021
Material: ABS engineering plastic + silicone gasket
Lamp: 2*T6
Color: Black,silver.red
Certification: CE
Brand Name: SHIZIWANGRI
Applicable phone width: 55mm-90mm