2004 (20x4) Character Green LCD with I2C Backpack so it's doesn't vary if

so it's doesn't vary if your power supply voltage changes slightly

Badge is complete

such as an Arduino

4GHz Wireless Transceiver that links the RC Receiver Recorder II to the RC Controller

2004 (20x4) Character Green LCD with I2C Backpack so it's doesn't vary ifGreen backlight with black text character LCD. The LCD display has the I2C backpack module mounted on the back side which requires only two connected wires for data and two wires to supply ground and +5V to power the display. The I2C backpack also allows you to change the I2C address of the module, see Solder Jumper Configurable I2C Addresses link below under Resources. Specifications Black characters on green background Characters: 20 columns, 4 rows