How to Get Board Gerber file is available to download here. One of many options is to fabricated here. IMU: IMU9250 - breakout GY-9250 via SPI Buy Baro: BMP-180 via I2C Buy PWM Output: PCA9685 via I2C Buy Current & Voltage Sensor: ADS1115 via I2C Buy Led & Buzzer Drive ULN2803 Buy Resistos R1 & R2 R1 10KOhm R2 470Ohm LED 1W Buy. Any LEDs can work here even the normal small leds. Please remember to connect a resistor with value around 1K in series with each LED. Active Buzzer 5V Buy GY-91 MPU for OBAL-GY-91 Buy