ltem description from the seller
Product Detail:
Wireless is Convenient: A charge can be freshly squeezed 10 times
Color:Pink, blue
Material:ABS
The Interface Type:USB interface
Battery Type: 1200 mah lithium battery
Capacity: 350 ML
No-load speed: 22000 + 15% RPM
Electricity into: DC5V - 1 a
Accessories: manual, USB cable