Input voltage: 4.5-8V DC; Output voltage: 4.3-27V DC (Continuously adjustable); Charging voltage: 4.2V DC Battery charger module combines the TP4056 battery charger with a boost circuit. Adds a battery and converts a low power DC device to a USB rechargeable device. Output Current: 5V 1.4A; 9V 0.8A; 12V 0.6A; Charging current: Max 1A, Discharging current: Max. 2A Instructions for use: TP4056 Charger Module can be used for multimeter to convert to charge lithium batteries. VIN+ port input 5V solar panel, BAT+ port can output 4.2V to charger 3.7V 18650 battery. 2A USB 18650 Lithium Li-ion Battery Charger Module Adjustable Boost Module DC-DC 3.7V to 5V 9V 12V Step Up Boost Module TP4056 DIY Kit Parts

Specifications:

Input voltage: 4.5-8V DC

Output voltage: 4.3-27V DC (Continuously adjustable)

Charging voltage: 4.2V DC

Discharging current: Max. 2A

Charging current: Max. 1A

Size: 3.3x2.3cm/1.3x0.91"

Applications:

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 Included:

10 * 18650 Lithium Li-ion Battery Charger Step Up Boost Module