Usb Lithium 3.7V Battery Charging Module 4.2V Boost Step Up 5V 9V 12V 24V

Feature: Micro usb DC-DC Step up Boost module charging board The OUTplusPort can output adjustable voltage Fine workmanship and good performance Specification: Input voltage: 4V-8V Output voltage: 4.3V-27V (Continuously adjustable) Charging voltage: DC 4.2V Charging current: Max. 1A Discharging current: Max. 2A Size: approx. 33*23*9mm Package included: 1 x Step Up Boost Module The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.