Cost - 50$
Composition: Arduino Nano board, Shield for board, Light sensor, DHT11, Bluetooth module, Single channel relay, Wire set, Solderless board, Servo motor, MOSFET module, MPU6050, Distance sensor, 10K potentiometer, RGB module, Buzzer module, DS18B20, motor wheel -2pcs, L298N driver, Mini USB, material with examples of projects.