5/10pcs Micro USB TP4056 18650 Lithium Battery Charger Module 5V 1A Charging Board with Protection Functions

Feature:The input end is equipped with a MICRO USB socket, which can be directly used as an input to charge the lithium battery with a mobile phone charger, and still retains the input voltage wiring solder joints, which can be very convenient for DIY.Specification:Input voltage: 5VCharge cut-off voltage: 4.2V ±1%Charging current: 1000mABattery over-discharge protection voltage: 2.5VBattery overcurrent protection current: 3ABoard size: 2.8*1.7CMInstructions:Note: When the battery is connected for the first time, there may be no voltage output between OUT+ and OUT-. At this time, the protection circuit can be activated by connecting the 5V voltage and charging it. If the battery is short-circuited from B+ B- and then connected, it also needs to be charged. Power off to activate the protection circuit. When using a mobile phone charger as input, note that the charger must be able to output 1A or more, otherwise it may not be able to charge normallyThe MICRO USB socket and the + - pads next to it are the power input terminals, which are connected to 5V voltage. B+ is connected to the positive electrode of the lithium battery, and B- is connected to the negative electrode of the lithium battery. OUT+ and OUT- are connected to the load, such as the positive and negative poles of the mobile booster board or other loads.Connect the battery to B+ B-, insert the mobile phone charger into the USB socket, the red light is charging, and the green light is fully charged.

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5/10pcs 18650 charger module