J5019 3.7V 9V 5V 2A Adjustable Step Up 18650 Lithium Battery Charging Discharge Boost Converter

J5019 3.7V 9V 5V 2A Adjustable Step Up 18650 Lithium Battery Charging Discharge Boost Converter
Features:

100% brand new high-quality product with 2 interfaces to choose from.
Made of high-quality materials, DC4.3-27V adjustable voltage, durable and practical.
Small in size, only 3.3X2.3X0.9 CM, simple in application and easy to install.
Efficient and stable performance, long working life.
It has a wide range of applications and can be used for modifying a multimeter to charge lithium batteries.

 
Product Parameters:
USB interface model:

Interface: USB interface
Input voltage: DC4.5-8V
Output voltage: DC4.3V~27V adjustable
Output current: 2A MAX
Charging voltage: 4.2V
Charging current: 1A

TYPE-C interface model:

Interface: TYPE-C interface
Debugging is completed before use, and the default output is about 9V
Input voltage: DC 4.5-8V
Output voltage: DC4.3-27V adjustable (any voltage above 4.3V and below 27V can be output, self adjustable, counterclockwise adjustable boost)
Charging voltage: 4.2V
Charging current: maximum 1A
Discharge current: maximum 2A (output current to be calculated by oneself, output reference maximum current 5V 1.4A, 9V 0.8A, 12V 0.6A
Quiescent current: approximately 0.5MA
Overcurrent protection: Yes
Size: 3.3X2.3X0.9 CM

Wiring example:
For example, the VIN+terminal is connected to a 5V solar panel, and the BAT+terminal can output 4.2V to charge a 3.7V 18650 battery,
The OUT+terminal can output an adjustable voltage, which can be adjusted by oneself and used for modifying a multimeter to charge lithium batteries.

Package include:
1X J5019 Adjustable Step Up Module