5v Portable Power Supply Mainboard Charger Circuit Board Step Up Board

US $52

  • shenzhen, China
  • Nov 8th
The 5V Portable Power Supply Mainboard Charger Circuit Board Step Up Board is a must-have for anyone who is always on the go or enjoying outdoor activities such as fishing. With its double USB output of 5v/2A, this circuit board can easily charge your devices without damaging them. The conversion rate of this product is an average of 90%, which makes it an energy-efficient device. We offer a variety of modules and DIY products, including power modules, sensors, wireless modules, LCD modules, LED boards, and many more. We provide excellent shipping, payment, and return policies, and offer a wholesale service as well. Feel free to contact us for any inquiries, and we will gladly assist you. This product is designed with safety in mind, as it has overcharge, overdischarge and short-circuit protection. When your device is fully charged, the intelligent output feature stops it from overcharging. The power circuit is stable, and it operates within a wide temperature range of -20В°C to 50В°C. This circuit board has a unique function feature which includes a highlight LED lamp, which can be activated by long-pressing the power key or double-clicking it. The electricity quantity display of this product is also impressive, with a 4-class LED light display showing the electricity quantity. When charging, the LED lights indicate the status of the charging process. The 5V Portable Power Supply Mainboard Charger Circuit Board Step Up Board is easy to install. To install this product, circuit board B- connects to the power negative, while B+ connects to the positive. This circuit board is also series soldering, so it is essential to ensure the insulation between power and circuit when installing the battery.

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