3.7V To 5V 1A 2A Boost Module DIY Power Bank Mainboard Circuit Board Built In 18650 Lithium Battery Protection IC Double USB Output Over-current Over-voltage Under Voltage Protection
Output parameters: 5V 1A / 5V 2A
Available battery(3.7V-4.2V polymer lithium battery):
18650 battery, mobile phone battery, flat battery, MP3 battery, can choose single cell power supply, or multiple cell parallel power supply(does not support the series). (Note: increasing capacity in parallel and increasing voltage in series, can only be used in parallel!)
Batteries are not available:
Dry cells, batteries, 1.2V rechargeable batteries, nickel hydrogen batteries, 3.2V iron lithium polymers, lithium batteries, etc.
1 x 3.7V to 5V 2A boost module
Out of stock