for LCD1602 OLED0.96 for Arduino R3 Set Improvement Development Board Digital I/o Pins: 14 Microcontroller: Atmega 328P(of which 6 provide PWM output) Operating Voltage: 5V PWM Digital l/o Pins: 6 Input Voltage(recommended): 7-12V Analog Input Pins: 6 Input voltage (limit): 6-20V DC Current per l/o Pin: 20 MA DC Current for 3.3V Pin: 50 rna The colors and styles of some accessories are sent randomly. Don't accept the specified color and it will not affect the use. Colour:As Shown Material:plastic Package Contents: 1 x LCD1602 OLED0.96 entry level kit For Arduino R3 Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.