Mastercard Power Bank
Overview
Product sourcing insights & recommendations
The "Mastercard power bank" refers to ultra-slim, credit-card-sized portable chargers designed for emergency use and high-mobility lifestyles. Market trends for 2026 indicate a significant shift toward GaN (Gallium Nitride) technology and Li-Polymer cells, which allow these devices to remain under 6mm thick while providing enough capacity (up to 5,000mAh) for a full smartphone charge.
Consumer insights show that "pocketability" and travel compliance are the primary drivers for this niche, with over 62% of sales occurring via e-commerce platforms. The attached report provides a detailed breakdown of market growth (projected to hit $22.6B by 2026), technical requirements for sourcing, and a comparison of top B2B products and suppliers specializing in this form factor.
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Ultra Thin Wallet Power Bank Lithium Polymer
Products · 2 lists
Ultra Slim Magnetic Wallet Power Bank 5000mAh PD 20W Fast Charging Wireless 15W Portable Li-Polymer Battery Card Holder USB-C
Shenzhen Temon Technology Co., Ltd.🇨🇳CN6 yrs
Promotional OEM Gift 2500mah High Capacity Type-C Plug Full Printing Super Slim Credit Card Power Bank Wallet Design Built-in
Credit Card Size THIN Power Bank That Fits in Wallet
Shenzhen Ept Electronic Technology Co., Ltd.verified🇨🇳CN13 yrs
Ultra Slim, Credit Card Size, Aluminum Material 2000mAh Wallet-Sized Portable Charger External Battery Power Bank
Shenzhen Gelin Electronics Co., Ltd.🇨🇳CN17 yrs
Ultra Slim 5000mAh Portable Power Banks Outdoor Universal Credit Card Size Wallet with Micro USB Cable
2019 OEM for XIAOMI Power Banks Durable Cute Slim Metal Wallet Fast Battery Charging 10000mAh Micro USB Interface 10W for Games
Dongguan Xiaogu Electronic Technology Co., Ltd.🇨🇳CN8 yrs
Small Mini Power Bank Key 1500mah Powerbank Portable Wallet Power Bank
Guangzhou Bewin Electronics Co., Ltd.verified🇨🇳CN16 yrs
OEM Mini Slim 5000mAh Power Bank With Two USB Output RoHs Wallet Power Bank
Shenzhen Fxn Electronic Technology Co., Ltd.verified🇨🇳CN13 yrs
Mini Leather Power Bank Rechargeable External Battery Portable Charger 8000mah Business Wallet Slim Powerbank
Dongguan Creative Power Homeware Co., Ltd.🇨🇳CN6 yrs
Super Slim Power Bank With Custom Logo Power Bank Mobile Charger the Best Wallet Power Bank 10000mAh
Shenzhen Sinopowers Technology Limited🇨🇳CN14 yrs
PU Leather Li-Polymer 6000mAh Ultra Slim Power Bank Charging Wallet Wireless Charger Quick Charge RFID Blocking Travel Wallet
Shenzhen Makesdo Technology Co., Ltd.🇨🇳CN14 yrs
Portable Mag Wireless Magnetic Luxury PU Leather Powerbank 5000 Mah Charger 20w Pd Fast Charging Safe Mini Power Bank Wallet
Shenzhen Ugood Technology Co., Limitedverified🇨🇳CN18 yrs
2024 Slim Power Bank 5000mah Promotion ultra Slim 4mm Universal Credit Card Portable Charger Wallet Power Bank
Shenzhen Queenstech Co., Ltd.🇨🇳CN11 yrs
QSF-520 5000mAh Li-Polymer Magnetic Power Bank Leather Wallet Card Holder 15W Wireless 20W Type-C GaN Tech Ultra Slim Portable
Guangzhou Beidian Technology Co., Ltd.🇨🇳CN1 yr
Original Multifunction Wallet Size Magnetic Wireless Li-Polymer Aluminum Alloy Fast Charging 10000mAh Customize Logo Power Bank
REACH ONE TECHNOLOGY CO., LIMITED🇭🇰HK1 yr
Mini Custom Logo Ultra Thin Credit Card Wallet Power Bank 10000Mah for Mobile Phones Slim Body Power Bank 5000Mah Power Bank
Zhongshan Longsheng Electronic Technology Co., Ltd.🇨🇳CN3 yrs
Best Gift Portable Thin Wallet Power Bank 2500mAh Mobile Charger
Shenzhen Gitra Technology Co., Ltd.verified🇨🇳CN11 yrs
5000mAh Slim Wallet Outdoor Power Supply 5000mAh
Shenzhen WETON Technology Co., Ltd.🇨🇳CN9 yrs
Ultra Slim Waterproof Solar Panel Magnetic Wireless Power Bank with 5000mAh/10000mAh PU Leather Wallet Stand & Phone Holder
Shenzhen Sinhao Electronic Technology Co., Ltd.🇨🇳CN4 yrs
2026 Trending Mini Wallet-sized 5000mah Wireless Magnetic PD15W Fast Charging Portable LI-Polymer Battery Power Bank for iPhone
Shenzhen XRJN Technology Co., Ltd.verified🇨🇳CN6 yrs2026 Trending Mini Wallet-sized 5000mah Wireless Magnetic PD15W Fast Charging Portable LI-Polymer Battery Power Bank for iPhone
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Sources & References
16 sources cited · Verified industry data & reports
Power Bank Market Size and Share Forecast Outlook 2025 ...
Fact.MR
The Global Power Bank Market Is Forecasted To Reach USD 14 Billion In 2025, And Further To USD 25 Billion By 2035, Expanding At A 6.0% CAGR.
Top 25 Companies In Global Power Bank Market Size
Spherical Insights
Power bank manufacturers create products which offer higher power output through their multiple fast-charging ports. The trend shows strong growth among users ...
Power Bank Market Size, Share & Sales, Industry Report to 2036
transparencymarketresearch.com
The power bank market size was valued at US$ 12.8 Bn in 2025 and is projected to reach US$ 24.4 Bn by 2036, at a CAGR of 6.0% during 2026–2036.
Key Drivers in the USB Power Bank Market: Trends and ...
Key Drivers in the USB Power Bank Market: Trends and Future Outlook 2026-2033 ... Future growth opportunities lie in enhancing product features ...
Power Bank Market Size, Share & Trends Report, 2026-2033
Grand View Research
Power bank market size was valued at $20.9B in 2025 and is projected to grow from $22.6B in 2026 to $39.5B by 2033, growing at a CAGR of 8.3%
Top 9 Portable Power Bank Companies Shaping the ...
Research and Markets
These leading portable power bank companies are shaping market trends through innovation in battery technology, charging protocols, and product design.