Lithium Li-ion 18650 3.7V 4.2V Battery Charger Board DC-DC Step Up Boost Module

Description

Features:100% Brand New and High QualityCan be used for multimeter, converted to lithium battery chargingFor example: VIN+Port input 5V solar panels, BAT+port can output 4.2V to charger 3.7V 18650 batteryNote: The OUT+Port can output an adjustable voltage.Specifications:Input voltage: 4.5-8V DCOutput voltage: 4.3-27V DC (Continuously adjustable)Charging voltage: 4.2V DCCharging current: Max. 1ADischarging current: Max. 2ASize: 3.3x2.3cm/1.3x0.91"Quantity: 1 PcNote:Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!No Retail PackagePackage Contents:1 x Step Up Boost Module