Basic product parameters: Input port: MicroUSB (Android port) Input requirements: 5V constant voltage power supply can be used as charging input power supply, matching the charger is more than 5V1A Output port: USB Output parameters: 5V1A/5V2A

Requirements for rechargeable batteries:

• Available battery: 18650 battery, mobile phone battery, flat battery, MP3 battery and other 3.7V-4.2V polymer lithium battery, can be single (piece) power supply, can also be multiple (piece) parallel power supply (does not support series, can not be series). (Note: Parallel increase capacity, series is to increase voltage, can only be used in parallel!) Can parallel 2-6 18650 batteries!!
• Unavailable battery: dry battery, battery, 1.2V rechargeable battery, NIMH battery, 3.2V lithium iron polymer lithium battery, etc.

Product installation should pay attention to the following points:

• The battery should be in parallel, the voltage should be between 3.2-4.2V to work, 18650 flat head and polymer batteries can be;
• The battery is connected to the motherboard B+ negative B-, install the motherboard will burn;
• New and old batteries, models and brands are inconsistent batteries can not be mixed.

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