
20000mAh DIY Battery Power Bank Case 12x21700 Battery Dual Interface Fast Charging Visible Display Portable Power Supply for Camping
The 20000mAh DIY Battery Power Bank Case 12x21700 Battery Dual Interface Fast Charging Visible Display Portable Power Supply for Camping is a mid-range product designed for outdoor enthusiasts.
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About This Product
The 20000mAh DIY Battery Power Bank Case 12x21700 Battery Dual Interface Fast Charging Visible Display Portable Power Supply for Camping is a mid-range designed for outdoor enthusiasts. It delivers reliable performance at an accessible price.
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Specification:
Battery Capacity: support up to 20,000mAh (the battery is not includes)
Battery Type: 12 detachable 21700 flat-head batteries (batteries not included)
Charging Power: Supports up to 22.5W fast charging and 15W wireless charging.
Input: Type-C (PD3.0/PD2.0/AFC/FCP), Micro USB (5V/3A, 9V/2A, 12V/1.5A).
Output: Type-C and USB-A ports (PD/QC 3.0/2.0, AFC/FCP/SCP).
Dimensions: 164mm x 85mm x 52mm
Features:
1. LED Camping Light: Multi-functional light with brightness modes, including SOS flash.
2. Dual Direction Fast Charging: Supports simultaneous multi-device charging with wired and wireless options.
3. Lanyard Design: Lightweight and portable, easy to carry for outdoor use.
4. Smart Detection Chip: Adjusts output voltage intelligently to protect connected devices.
5. Removable Power Bank Housing: Screws allow repeated assembly and disassembly for maintenance or replacement.
6. Display Screen: Visible battery percentage for precise power management.
Package Includes:
1 x Power Bank Case (batteries not included) (The phone on the picture is for reference only)












