150Ma 0.75W 5V Solar Cell Polycrystalline Diy Solar Panel in Pakistan

USB Current Voltage Meter Battery Tester measures and displays current and voltage simultaneously. USB Current Voltage Meter Battery Tester is also known as USB Doctor. This can easily measure the operating current of the output voltage of the USB port and equipment 2. This current power meter is a small size, no power, and other ancillary equipment, plug and play also detect USB charger output voltage and current are standardly suitable for charger testing, USB current tester, another measurement of USB voltage and currents.

This 3.7V Battery Charger TP4056 module is made for charging rechargeable lithium batteries using the constant-current/constant-voltage (CC/CV) charging method. In addition to safely charging a lithium battery, TP4056 BMS Board also provides the necessary protection required by lithium batteries.

This is a mini J5019 Lithium Li-Ion Charger with 4.5 To 24 Volts Boost Module having DC To DC Step Up Boost Converter Module which allows you to get 5v 9v or 12v.