Seeed Grove Starter Kit Plus - IoT Edition Package Contents: Sensors: 1 x Grove- Button 1 x Grove - Sound Sensor 1 x Grove - 3-Axis Digital Accelerometer (±1.5g) 1 x Grove - Touch Sensor 1 x Grove - Light Sensor 1 x Grove - Temperature Sensor 1 x Grove - Rotary Angle Sensor(P) 1 x Grove - Pieze Vibration Sensor Actuators: 1 x Grove - LCD RGB Backlight 1 x Grove - Buzzer 1 x Grove - Green LED 1 x Grove - Blue LED 1 x Grove - Red LED 1 x Gear Stepper Motor with Driver Others: 1 x Grove Base Shield V2 1 x 12V 2A American Standard AC/DC Power Adaptor 1 x British Standard Plug Converter 1 x European Standard Plug Converter 1 x Australian Standard Plug Converter 2 x Micro USB Cable