18650 Lithium Battery

We are excited to announce a groundbreaking enhancement to our SmarTEC Lithium battery holder lineup – the “DIY 18650 Battery Holder”. 1) Build-in Protection Circuit Module: This Battery holder is uniquely designed with a modern built-in protection circuit module. This innovative feature ensures the safety of the Li-ion battery pack, providing overcharge protection, over-discharge protection, … SmarTEC Lithium Battery DIY 18650 Battery Holder