The BBC micro:bit V2.1 Go Kit includes a micro:bit V2.1 board, a microUSB cable and a battery pack, so you can program the board and then run it untethered. The board uses a Nordic nRF52833 with a 64MHz Arm Cortex-M4 and has 25 LEDs, two buttons, a touch logo, accelerometer, magnetometer, microphone, speaker, radio and Bluetooth. Key Features Includes micro:bit V2.1 board, microUSB cable and battery pack 25 LEDs, 2 programmable buttons and capacitive touch logo Accelerometer, magnetometer, microphone and speaker Radio and Bluetooth for wireless projects and code upload Free online code editors for computer, phone or tablet Specifications Product BBC micro:bit V2.1 Go Kit Processor Arm Cortex-M4 32-bit with FPU, 64 MHz SoC Nordic nRF52833 Memory 512KB flash, 128KB RAM Display / inputs 25 LEDs (5x5), 2 programmable buttons, capacitive touch logo Sensors Accelerometer, magnetometer, microphone Wireless Radio and Bluetooth Audio output Built-in speaker Debug SWD, J-Link/OB SKU 01MICROBITGO What's Included 1 x BBC micro:bit V2.1 board 1 x microUSB cable 1 x battery pack (battery holder and batteries) Ideal ForBeginners and students who want a compact starter set to code and power a single micro:bit. Frequently Asked QuestionsHow do I program the micro:bit?Use the free online code editors on the micro:bit website from a computer, smartphone or tablet. Code is sent over a microUSB cable or wirelessly over Bluetooth from a phone or tablet.What is the difference between V2 and V2.1?The listing describes the V2.1 board with the same features as V2: nRF52833, 64MHz Cortex-M4, 512KB flash, 128KB RAM, speaker and microphone.Are batteries included?Yes. The listing says the battery holder and batteries are included.