Specifications:
Input voltage: 4.5-8V DC
Output voltage: 4.3-27V DC (Continuously adjustable)
Charging voltage: 4.2V DC
Charging current: Max. 1A
Discharging current: Max. 2A
Size: 3.3x2.3cm
Quantity: 1 Pcs
Can be used for multimeter, converted to lithium battery charging
For example: VIN+Port input 5V solar panels, BAT+port can output 4.2V to charger 3.7V 18650 battery
Note: The OUT+Port can output an adjustable voltage.
Package Contents:
1 x Step Up Boost Module