5A DC To CC CV Li-ion Battery Step Down Charging Board Power Converter – 2/5/10PC

These little boards are great for DIY battery projects.

It’s a step-down converter, takes DC input and gives you constant current/constant voltage output for charging Li-ion batteries.

You can pick a pack of 2, 5, or 10, depending on how many projects you’ve got going.

Rated for 5 amps.

They’re generic, unbranded, made in China.

No fancy MPN or UPC, just a solid little module for when you need to dial in your charge voltage and current.