B+ Case comes in the same stunning red and white
Buckled brick cables are like cement for bricks
Programmable Button and LED: one button and three LEDs
motor drive module comes with its own four L9110S chip
Proximity and Gesture Sensing with Integrated Visible Block Filter
Piezoelectric Ceramic Disc Transducer ( 20mm / 27mm ) Size:15mm B+ Case comes in theMade of high quality material, solid, durable, good conductivity, and good performance. This buzzer is a sounding ceramic piezoelectric element, which is suitable for miniaturization and roughing of electronic and electrical products. It can be used in electronic sound meters, household appliances, electronic toys, instrumentation, electronic thermometers, remote control devices, and other electronic, sound, and warning products. Also, be used as