Check the listing for details. CN3163 solar panel lithium battery charging module solar panel charging 4.4-6V. Condition: New. Listed at 8.42 USD. Product parameters:*The internal integrated charging current adaptive module can automatically adjust the charging current according to the current output capacity of the input voltage source*Lithium battery charging applications that can be powered by voltage sources with limited current output capacity such as solar panels*Input voltage range: 4.4V to 6V (please pay attention to solar panel voltage, support 5V solar panel)*Constant voltage charging voltage 4.2V*It can be used as a voltage source*Internal soft start circuit*In order to activate the deep discharge battery and reduce the power consumption, trickle charging mode is adopted when the battery voltage is low*Continuous constant current charging current up to 0.99a (1a)*Constant current / constant voltage / constant temperature charging mode can not only maximize the charging current, but also prevent the chip from overheating*When the power supply voltage falls off, it will automatically enter the sleep mode with low power consumption*Dual indication output of charging state and end of charging state*C / 10 end of charge detection*Automatic recharging*Size: 20 * 40MM*Interface: PH2.0 Quantity: 1pcs