We strive to put our hundred percent to resolve your issues and try our best to achieve your satisfaction! Component listing: 5pcs Yellow LED 5pcs Green LED 5pcs Red LED 1pcs RGB LED 1pcs Thermistor 1pcs Tilt Switch 2pcs Photoresistor 10pcs Male-to-Male Dupont Wire 30pcs 3 Kinds of Resistor 6pcs Button Switch 1pcs Potentiometer(10K) 1pcs Active Buzzer 1pcs Passive Buzzer 1pcs DHT11 1pcs 1 digit 7-segment Display 1pcs Water Level Detection Sensor Module 1pcs Sound Sensor Module 1pcs Soil Humidity Sensor 1pcs Obstacle Avoidance Module 1pcs USB Cable 1pcs Breadboard 1pcs LAFVIN R3

A nice plastic packaging box is included for easy and neat storage. Include High Quality R3 Controller Board,400 tie-points Breadboard,DHT11 Module,Soil Humidity Sensor ,LED, etc. 100% Compatible with program. All components compatible with IDE, can be used directly. The basic and cheap learning programming starter kit.