Specifications:
- Material: PCB + Metal
- Input Ports: Micro USB, Type-C
- Output Ports: Dual USB (5V 2.1A & 5V 1A)
- IR of PCM: ≤65 mΩ
- Max Charge/Discharge Current: 1.5A / 2.1A
- Input Voltage (B+ to B-): 3.0V – 4.2V
- Constant Current: 2.1A
- Button Function: Press to display LED digital power status
- Operating Temperature: -5～45℃
- Dimensions: 62 × 25.5 × 10 mm
- Weight: 15g
Package:
- 1x Power Bank Circuit DC 5V 2.1A Micro USB & Type-C USB With Display
Description:
This power bank circuit module is a compact and efficient charging solution for DIY power banks. It features dual USB Type-A output ports and Micro USB & Type-C input ports, making it compatible with various devices.
The LED digital display shows the battery power level during charging and discharging, ensuring real-time monitoring. With built-in short circuit, overcharge, and over-discharge protection, it provides safe and stable power management.
Designed to support single or multi-section lithium batteries (18650), this module is ideal for portable power supply projects.
FAQ:
-
Can this circuit be used with multiple lithium batteries?
- Yes, it supports single-cell and multi-section lithium batteries (18650).
-
Does this module provide overcharge protection?
- Yes, it includes short circuit, overcharge, and over-discharge protection.
-
How do I check the power status?
- Press the button to activate the LED digital display, showing battery power and charging status.
-
What is the output power of the USB ports?
- The USB output is 5V/2.1A (fast charging) and 5V/1A.
-
Can this be used for charging mobile phones?
- It is designed for DIY power banks and not recommended for direct use in complicated equipment like mobile phones and automobiles.
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