Lithium Battery Capacity Indicator Board (2S/3S/4S)

Adjustable 3A adj DC/DC 78xx supply

3S 12V 18650 Lithium Battery Protection Board

6 in-Serial 12Amp Battery Management System

Nickel-plated Strip for 18650 Lithium Battery

12V Solenoid Electromagnet

NOTE: This is a BMS NOT a charger. The Charging circuit with current limiting must be used according to the batteries used.

MT3608 2A MAX DC-DC Step Up Power Booster Module with USB Type C interface.