JOYROOM ultra-slim metal magnetic power bank
As thin as a card. 5,000mAh of wireless charging in an aluminium alloy shell.
The JOYROOM JR-PBM08 is a space grey 20W ultra-slim metal magnetic wireless power bank — only 1.09 cm thick with an aluminium alloy shell for fast heat dissipation.
What is the JOYROOM JR-PBM08?
A direct product summary for faster buying decisions.
Quick answer
The JOYROOM JR-PBM08 is a space grey 20W ultra-slim metal magnetic wireless power bank — only 1.09 cm thick with an aluminium alloy shell for fast heat dissipation.
- Brand
- JOYROOM
- Model
- JR-PBM08
- Type
- Metal Magnetic Wireless Power Bank
- Capacity
- 5,000mAh
- Weight
- 350 g
- Colour
- Space Grey
Why it may suit you
Practical benefits based on documented specifications.
Ultra-thin 1.09 cm body
As thin as a credit card — slides into any pocket without bulk.
Aluminium alloy shell
Premium build with fast heat dissipation for safe wireless charging sessions.
Dual input ports
Flexible recharging options via multiple input types.
Check compatibility before checkout.
For the fastest supported charging, your device and cable must support the relevant USB Power Delivery or charging standard. Output is shared when several USB devices are connected.
Qi-enabled devices
Wireless charging
Technical specifications
Normalized product facts for easy comparison.
| Product type | Ultra-slim metal magnetic wireless power bank |
|---|---|
| Model | JR-PBM08 |
| Output power | Up to 20W max (wireless) |
| Battery capacity | 5,000mAh |
| Battery type | Lithium Polymer |
| Charging method | Wireless magnetic + wired input |
| Thickness | 1.09 cm |
| Shell material | Aluminium alloy |
| Weight | 350 g |
| Colour | Space Grey |
What is in the box
- JOYROOM JR-PBM08 power bank
- Retail packaging
How to use it
- Align the magnetic back of a compatible phone with the charger.
- Recharge the power bank via its input ports when depleted.
Common buying questions
Clear answers to important compatibility questions.
Is it compatible with Samsung phones?
Wireless charging works on any Qi-enabled device, but magnetic alignment is MagSafe-specific.
How much capacity does it offer?
5,000mAh — sufficient for one full phone charge in a slim, pocketable form factor.





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