Skateboard Receiver, Waterproof, Remote Control, Jet Aircraft Surfing, Motorized Surfing, Sports Accessories new and high quality Type: Skateboard Receiver Remote control parameters:Frequency: 2.4G Battery: Built-in lithium battery Capacity: 400MAH Control: PWM Output width: 1-2 ms Reset: return to automatically Waterproof level: PI67 Charging method: wireless charging Charging base: Yes Charging cable: Yes Charging cable socket: USB Charging current: 500MA Charging time: 2H Overcharge protection: Yes Receiver parameters:Frequency: 2.4G Power: Yes External power supply Link button: Yes Out of control protection: Yes Waterproof: Yes Number of channels: 1 Control Range:. 10m / 32.81ft Colour:As Shown Material:plastic Size:app.20x10x4cm/7.87x3.93x1.57inch Package Contents: 1 x Water Electric Skateboard Remote Control Kit(Due to different product batches, the appearance , which does not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.