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Sale!

5pcs HC-SR04 Ultrasonic Module Distance Sensor for Arduino UNO R3 MEGA 2560

$15.99 $9.77
  • Using IO trigger for at least 10us high level signal.
  • The Module automatically sends eight 40 kHz and detect whether there is a pulse signal back. if the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning.
  • Test distance :high level time velocity of sound (340M/S) /2.
  • Power Supply : 5V DC; Quiescent Current : <2mA.
  • Effectual Angle: <15° ; Detection Distance : 2cm~500 cm; Resolution : 0.3 cm.
BUY AT AMAZON
Sale!

130pcs Solderless Flexible Breadboard Jumper Wires Male to Male for Arduino

$13.99 $7.49
  • Material:Pure Copper Wire, PVC, Good conductivity,can be used repeatedly.
  • The head of the cables is stronger, Don’t worry it will easy to fall.
  • 4 Different Size Wire: 4.72 inch, 5.9 inch, 7.87inch, 9.84inch, and Each size has a variety of colors.
  • Use for Arduino Or other kinds of circuit experiment.
  • Packing in bubble envelope bag to prevent a crush.
BUY AT AMAZON