Adafruit RGB Positive 16 x 2 LCD+Keypad Kit for Raspberry Pi [Discontinued] _ARD_KITS The long range makes them

The long range makes them a good alternative to sonar sensors

A robot may not injure a human being or

Compatible with M3 mounting screws

On-Board Programmable Gain Amplifier (PGA): Gains of 1

You can read this wire with an analogue input such as those on an Arduino

Adafruit RGB Positive 16 x 2 LCD+Keypad Kit for Raspberry Pi [Discontinued] _ARD_KITS The long range makes themThis new Adafruit Pi Plate makes it easy to use an RGB 16x2 Character LCD. We really like the RGB Character LCDs we stock in the shop. (For RGB we have RGB negative and RGB positive.) Unfortunately, these LCDs do require quite a few digital pins, 6 to control the LCD and then another 3 to control the RGB backlight for a total of 9 pins. That's nearly all the GPIO available on a Pi! With this in mind, we wanted to make it easier for people to get these