Quantity   Component name
1 × Arduino Mega
1 × HiLetgo NEO-7M GPS Satellite Positioning Module for Arduino STM32 C51 Replace NEO-6M 3.3V/5V Power Supply
1 × Ultrasonic Distance Measuring Sensor, Obstacle Avoidance Ranging Module for Underwater Robot, 6 Meter DC 5‑24V IP68 Waterproof
1 × DS18B20 temperature sensor
1 × BNO085 IMU
1 × I2C 16×2 LCD
1 × HiLetgo 5pcs Micro SD TF Card Adater Reader Module 6Pin SPI Interface Driver Module with chip Level Conversion for Arduino UNO R