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.
[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
Buy Wholesale China Lithium Polymer Battery, Hpl483040, 3.8v/600mah, Wireless Printer, Portable Printer & Lithium-polymer Battery at USD 1.99
15X Type-C USB 5V to 4.2V 4.35V Li-ion Li-Po Lithium Battery Charger Module for 3.7V 3.8V 18650 Cell Phone Battery - AliExpress
3.7v Battery Charger Price, 2024 3.7v Battery Charger Price Manufacturers & Suppliers
Smart 18650 Battery charger Compatible battery types and sizes:Li-ion / IMR/LiFePO4: 26650,20700, 18650, 18490, 18350, 17670, 17500, 16340(RCR123),
4 Bay Smart 18650 Charger with LCD Digital Display Universal Battery Charger for: 26650 20700 18650 18350 17670 17500 16340(RCR123) 14500 AA AAA SC C
Radiomaster 18650 3200mAh 3.7V Battery (2pcs) for TX16S / Boxer / TX12
BMS Module for 18650 Battery
Boost Your Lipo Li ion Batteries With This Multi cell Type c - Temu Ireland
4 CH Type-C USB 500mA 1-cell Lithium Battery Charger Module For 3.7V 4.2
Lithium-Ion Battery Charger Circuit using MCP73831
Type-C 5V 3A ( 3.7V, 3.8V ) 18650 Lithium Li-ion Battery Fast Charging Charger Module Board IP2312
Usb Battery Charger Board
1A 3.2V 3.6V LiFePO4 Battery Dedicated Charging Module Li Polymer Cell Battery Charger input