N20 Gear Motor 4WD Smart Robot Car Kit Bluetooth-compatible Control with 4-digit Display Ultrasonic Module /Tutorial for Arduino Networking the four groups of the

the four groups of the waist have memorized a scientific and technological memory body curve

2 * Copper couplers

Size: 225 x 185 x 185mm

GPS antenna: high sensitivity active ceramic antenna

ballpoint pen and capacitance pen

N20 Gear Motor 4WD Smart Robot Car Kit Bluetooth-compatible Control with 4-digit Display Ultrasonic Module /Tutorial for Arduino Networking the four groups of theWholesale electronics best price, bulk price,wholesale accessories Description Note: If you want to place the bulk order that the stock is not enough, please contact with us. Use for android phone and for iOS phone to control smart car easily. NOTE: You should use two 3. 7V AA lithium battery(14500) to supply power for the car. The kit does not include any battery. The kit is remote control smart car kit that is designed compatible for Arduino. It