The LEGO Technic Large hub Battery is a rechargeable battery for use with the Technic Large Hub. This is a great battery with a high capacity that can be charged while fitted to the hub using a micro USB cable, and can also be easily removed without the need for tools.
This battery is a replacement for the battery included in the LEGO Education SPIKE Set (LEG45678). Key features: High-capacity 2,000 mAh, lithium-ion battery for extended use between charges.
Key features:
• 2100 mAH rechargeable battery
• Special form factor to fit the Technic Large Hub
• Charges inside the Hub via micro USB cable
• Can be easily removed from the Hub without the use of tools