Specification: Origin: Mainland China List Components: 5Pcs*Yellow LEDs 5Pcs*Green LEDs 5Pcs*Red LEDs 1Pc*RGB LED 1Pc*Thermistor 1Pc*Tilt Switch 2Pcs*Photoresistor Dupont Cable 10 Pieces Of Public To Public 30Pcs*3 Kinds Of Resistors 6Pcs*Push-Button Switch 1Pc*Potentiometer (10k) 1Pc*Active Buzzer 1Pc*Passive Buzzer Pc*DHT11 1Pc*1 Bit 7-Segment Display 1Pc*Water Level Sensor Module 1Pc*Sound Sensor Module 1Pc*Soil Moisture Sensor 1Pc*Obstacle Avoidance Module 1Pc*USB Cable 1Pc*Breadboard 1Pc*for Uno R3 CH340 Product Size: 190.00*90.00*45.00mm/7.48*3.54*1.77inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1*Basic Starter Kit 1.Robust Craftsmanship: Engineered for durability with high-quality construction, this basic starter kit is both safe and reliable, ensuring a long-lasting educational experience for all users. 2.Eco-Friendly Kit: Committed to environmental sustainability, this educational programming kit features green components, promoting eco-conscious learning and innovation in electronics. 3.Precision-Made: With meticulous attention to detail, each part of this electronics basic starter kit has been carefully crafted to provide an exceptional hands-on learning tool for understanding electronics and circuitry. 4.Reusable Learning: The components in this electronic DIY kit are designed for repeated use, making it perfect for assembling, testing, and training in electronic circuits, offering practical experience time and time again. 5.Wide Audience Appeal: Tailored to meet the needs of a diverse range of enthusiasts, this DIY project starter kit is ideal for college students, engineers, technicians, factory settings, individual DIY projects, and electronic hobbyists alike.