There is often the problem that you want to use a 36V device and therefore have to take 2 batteries with you. However, these can become very unwieldy and heavy.

With this gadget, you can connect the batteries and make them much more manageable.

Never drop a battery again
Always have two charged batteries charged
Connect them so that if you lose them you can lose both ;D

Everything is possible with the battery connector for Makita batteries