4 in 1 Board UPS for Raspberry pi 18650 Battery Charging 3.7V Step up to DC 5V 12V with Protection (5V 15W Output)

The DUPS3U is a versatile power solution that offers multiple functions in one compact unit.

With step-up, charging, and UPS capabilities, this device is perfect for a variety of applications.

Its 4.2V cut-off voltage for step-up and 2.5V cut-off voltage for discharge ensure safe operation, while its over-charge, over-discharge, over-current, and over-temperature protection features provide added security.

Additionally, the DUPS3U can be used in parallel to increase output power, making it an ideal solution for businesses or individuals looking for a reliable and efficient power source.

With its compact size and easy-to-use design, the DUPS3U is the perfect choice for anyone looking for a versatile power solution.