What is this?This lithium charger board is a good choice for a variety of portable devices and DIY projects, such as power bank, Bluetooth speakers, portable fans, and LED lights.What will I get?Style: Lithium Charger Board with Type-C+USBColour: PurpleFit for: 5V lithium batteriesInput voltage: 3-4.2VCut-off voltage: 3-4.2VCut-off current: 3ASize: 26.7 x 20 x 12mm / 1.05 x 0.79 x 0.47inch(LxWxH)Packing: 4 Pcs Lithium Battery Charging BoardAre there any advantages of the product?This Li-ion battery charging board offers significant advantages for safe and efficient battery management. Its core benefit is comprehensive protection, including safeguards against over-charging, over-discharging, and over-current.
eBay