Youmile 2A USB 18650 Lithium-Li-Ionen-Akku-Lademodul, 3,7 V, 4,2 V bis 5 V, 9 V, 27 V, einstellbares DC-DC-Aufwärts-Boost-Modul, Lade- und Entlademodul mit 26 AWG rotem und schwarzem Kabel, 10er-Pack

😊【What it does】:The 2A USB 18650 lithium-ion battery charger module can be used as a mobile power supply to power lithium-ion battery devices, adjustable output voltage.Greatly simplifies the process of adding single-cell Li-ion battery power to your project.

😊【Module protection】: The module has overcharge protection and overdischarge protection (2V cut-off boost, but does not block the output, the output is still 2V).And has a charge and discharge integration.

😊【Parameters】: Input: 4.5-8V;Output: 4.3-27V (adjustable),the default output is about 9V;Battery charging termination voltage: 4.2V;Battery charging current: 1A Max;Battery discharging current: 2A Max;Maximum DC output: 7W (5V 1.4A/ 9V 0.8A /12V 0.6A).

😊【Example of use】:For example, VIN+ terminal connected to 5V solar panel BAT+ terminal can output 4.2V to 3.7V to charge the 18650 battery;The OUT+ terminal can output an adjustable voltage, which can be adjusted by yourself.

😊【Application range】: It can be used for DIY multimeter, mobile power supply, PCB power protection board, mobile phone charging.