(mini version) UFI-POWER - CD42-based portable WIFI power supply/power supply bin/power bank

The mini version of UFI POWER has been verified. Attached: The original version
is a small version modified according to the needs of netizens.
It is simpler to use modules and is easy to solder. No problems have been found in current use.
The two switches are the charging switch and the fan switch
CD42 module button button. Power on once, power off twice in a row.
Note: disconnecting and charging will restart. In other cases, it will not be
reproduced or modified. Please indicate the source, thank you.
 
[Picture] Connect to
 
the back of the computer (the battery must not be installed backwards) and
 
the dual-slot USB is co-wired. Please only insert one device
 
on the side
 
and front
 
[PCB Preview]
 
[List]
1. CD42 module × 1
2. 6-pin header × 1
3. 5.1K resistor × 2
4. Unknown capacitor × 1, no need to solder
5. 18650 patch holder × 2
6. TYPE C 16P patch × 1
7. Dual slot USB × 1
8. 7-pin vertical switch × 2
 
The following is the link between the strip and the seven-pin switch. For other devices, please refer to the original version.
 
Pay attention to the welding sequence. The pin header is too long. You can use nail scissors to cut it off. The recommended board size and thickness is 1.2mm. Thank you jlc