Features:

• 1. Micro USB input terminal with a female, can be directly input to do with the phone charger rechargeable lithium battery, And still retains the input voltage wiring pads, can be very convenient DIY
• 2. It can be used for voltage 3.6 3.7V, etc. 18650, polymer and other lithium battery charge and discharge protection

1. 3. It Support charge discharge over current protection
2. 4. It Supports simultaneous charging and discharging

• 5. Charge cutoff voltage: DC 4.2V±1%

1. 6. Charging mode: linear charge
2. 7. Working environment temperature: -20-85 degrees Celsius
3. 8. For example: VIN+Port input 5V solar panels, BAT+port can output 4.2V to charge 3.7V 18650 battery Note: The OUT+Port can output an adjustable voltage

Connections:

• VIN+ connect 5V solar panel
• BAT+ terminal can output 4.2V to charging 3.7V 18650 battery
• OUT+ side can output an adjustable voltage