Type-C USB 3.8V Lithium Li-ion 18650 3.7V Battery Quick Charging Charger Module

Default 3A, remove resistor 2A and replace it with 135k resistor 1A. We also have lithium battery protection board and power indicator board for sale. 4.20V fit almost all normal 3.7V lithium li-ion battery.

SparkFun LiPo Charger Basic - Micro-B - PRT-10217 - SparkFun Electronics

Imren I2 2slots Rechargeable Batteries Usb Charger For 14500 16650 17650 18650 26650 21700 18350 3.7v/3.6v Lithium Battery - Temu Austria

Type-C 5V 3A ( 3.7V, 3.8V ) 18650 Lithium Li-ion Battery Fast Charging Charger Module Board IP2312

Default 3A, remove resistor 2A and replace it with 135k resistor 1A. Charging current: 3A (current can be changed by adjusting resistance). Conversion

Type-C 5V 3A 3.7V 3.8V 18650 Lithium Li-ion Battery Fast Charging Charger Module

[6 Channels]: The battery charging board offers six independent charging outputs, allowing you to up to six batteries simultaneously. It provides

USB Battery Charging Board, USB to 3.8V 4.35V Lithium Battery Charger, Standard Power Interface, 6 Channels Battery Charging Board

Module type:3.7V Lipo Lithium Li-ion 18650 Battery Charging Board. This module is used for single lithium charging, take power from USB charging port.

1S 3.6V 3.7V 3.8V Lithium Li-ion polymer Battery Charger Module Charging Board

GNB27 1S LiPo Battery USB 3.8V/4.35V Charger 6 Channels 1S LiHV Charger for EMAX Tinyhawk Blade Inductrix Tiny Whoop Inductrix FPV GNB27 Connector Battery JST-PH 2.0 mCX mCPX Connector : Toys

GEPRC 1S 380mAh 90C Battery - GEPRC

Haixnfire Mc4 3.7v 18650 Smart Battery Adapter Charger: 4.2v 4-slot Li-ion Battery Charger With Short Circuit Protection & Flashlight - Sports & Outdoors - Temu Austria

PRT-14411: The SparkFun 5V/1A LiPo Charger/Booster is a no-nonsense circuit for generating one amp from a Lithium Polymer battery at 5V. This LiPo charger is a very economical choice that is equipped with a simple booster circuit utilizing the PAM2401 IC, and includes protection diodes so you can run multiple cells in series for an extra kick.

SparkFun (PID 14411) Lipo Charger/Booster - 5V/1A