2A 5V Charge and Discharge Module 3.7V/4.2V Li-Po Boost Mobile Power Supply Charge and Discharge Protection

1PCS DC 5V 2.1A Mobile Power Diy Board 4.2V Charge / Discharge Boost Battery Protection Indicator Module 3.7V Lithium 18650

2A 5V Charge and Discharge Integrated Module 3.7V 4.2V 18650 Lithium Battery Charging Boost Power Supply Protection Board

2A 5V 4in1 Charger Discharge Module Charge Protection Board for 3.7V 4.2V Li Ion Battery

2A 5V 4in1 Charger Discharge Module Charge Protection Board for 3.7V 4.2V Li Ion Battery

Charge Discharge Integrated Module with Overvoltage/Short Circuit Protection DC 5V 2.1A for 18650 Lithium Battery Charging

MH-CD42 DC 5V 2.1A Mobile Power Diy Board 4.2V Charge/Discharge(boost)/battery Protection/indicator Module 3.7V Lithium 18650

SY8205 Buck Module 3.3V 5V 9V 12V High Current Power Diy Voltage Module Steering Gear Drive Special For Electric Competition

High-precision 5V2A Charge-discharge Integrated Module Type-C Input Compatible with 4.2V Lithium Battery

DC-DC Boost Power Module 3.7V4.2V5V To 9V12V6V8V Mini Small Size High Power Module

1PCS Lithium Li-ion 18650 Battery Charger Board 3.7V 4.2V 9V DC-DC Step Up Boost Charging Board Module TP4056 DIY Accessories

TP5100 Charging Management Power Supply Module Board TP5000 1A 2A Compatible with 4.2V 8.4V Single and Double Lithium Batteries

Usb Lithium 3.7V Battery Charging Module 4.2V Boost Step Up 5V 9V 12V 24V

Type C 3A Polymer Ternary Lithium Battery Quick Fast Charging Board 5V To 4.2V

Type-C USB 2-3S Boost Converter Module BMS 15W Battery Charging Board Lithium Battery

TPS63020 Automatic Buck-boost Step Up Down Power Supply Module 2.5V 3.3V 4.2V 5V Lithium Battery Low Ripple Voltage Converter

3.7V Liter 9V 5V Multimeter Modified 18650 Lithium Battery Charge Boost Discharge Integrated Adjustable Module 2A

1Pc Multifunction 3.7V To 12V Mini Dc-Dc Boost Module Boost Module Step Up Board

Type C 3A Polymer Ternary Lithium Battery Quick Fast Charging Board 5V To 4.2V

Usb Charging Step Down Module 12V 24V To Qc3.0 Qc2.0 Quick Phone Charger Circuit Board

Type-C USB 2-3S BMS 15W 8.4V 12.6V 1.5A Lithium Battery Charging Boost Module With Balanced Support Fast Charge With Indicator