World's First Power Bank
2025-12-24 07:58:21

Introducing the World's First High-Performance Solid-State Power Bank for Personal Use

Unveiling the Second Version of SSPB: A Revolutionary Personal Power Bank



In an exciting development, Hamada Electric Co., Ltd. (located in Chuo-ku, Tokyo) and Luxxio LLC (Yokohama, Kanagawa) are set to introduce the second version of their groundbreaking solid-state power bank, SSPB (Solid State Power Bank), under their HAMAKEN WORKS brand in the JOVY series. Slated for release in late December 2025, the new version features a magnetic wireless charging capability, significantly enhancing its usability.

Key Features of the Second Version of SSPB


The new variant is officially titled 'Magnet-equipped Wireless Charging Compatible SSPB' and presents a multitude of advancements over its predecessor. Users can expect remarkable specifications, including:

  • - Wide Temperature Range: Operable in extreme conditions, from -40°C in winter to a scorching 80°C in enclosed spaces during summer.
  • - High Safety Standards: Designed to minimize firing risks, maintaining safety even after punctures, falls, or severe impacts.
  • - Compact and Lightweight: An energy density exceeding that of phosphate mobile batteries, rated at 280Wh/kg.
  • - Long Lifespan: The cycle life is approximately 2,000 times, vastly outpacing conventional mobile batteries that typically last around 500 cycles.

By preserving these core capabilities, the SSPB series improves user experience further, incorporating a magnetic wireless charging system and a digital indicator for battery level, thus improving utility considerably.

Performance Breakdown


Wide Temperature Range


Unlike traditional mobile batteries that operate optimally between 0°C and 40°C, posing a risk of fire under extreme temperature conditions, the SSPB boasts a storage temperature range from -40°C to 80°C. Whether camping in the deep winter of Hokkaido or facing the summer heat within a closed car, the SSPB assures reliable power supply, particularly advantageous during outdoor activities and emergency situations.

Enhanced Safety Features


A prime concern with portable battery devices is the risk of ignition or explosion due to cell damage. The SSPB employs a unique solid-state battery design that encapsulates just 3% of liquid electrolyte, significantly reducing the risks associated with typical mobile batteries which make use of volatile liquid electrolytes. Thus, despite punctured cells or impacts, the likelihood of fire or explosion remains exceedingly low.

Compact and Lightweight Design


SSPB's energy density of approximately 280Wh/kg exceeds that of standard mobile batteries, which hover around 250Wh/kg, making them cumbersome and heavier. As a result, the SSPB serves as an exceptional choice for outdoor enthusiasts looking for reliable and lightweight power banks without compromising safety.

Impressive Lifespan


While solid-state batteries generally come with a higher price point due to their advanced technology, SSPB offsets this downside with its impressive cycle lifespan of around 2,000 charge-discharge cycles maintaining 80% capacity. This outmatches regular lithium-ion batteries' typical lifespan, often capped at 500 cycles, and even the long-lasting phosphate batteries falling short at approximately 1,000 cycles. This attribute signifies that the SSPB can be utilized daily for nearly five years, offering substantial cost-effectiveness and reduced environmental impact, particularly in disaster preparedness scenarios.

Wireless Charging Feature


The 'Magnet-equipped Wireless Charging Compatible SSPB' incorporates MagSafe compatible magnetic wireless charging, allowing seamless charging for iPhone models starting from the iPhone 12 and supporting various Android devices as well. Capable of charging iPhones at a maximum of 7.5W and Androids up to 15W, this feature enhances user experience by allowing simple, cable-free charging.

Smart Digital Battery Level Indicator


The SSPB includes a modernized digital indicator displaying battery levels in percentage rather than the conventional five-segment system, enabling users to ascertain remaining charge more accurately and swiftly. This innovation proves invaluable in emergency conditions, ensuring that users can effectively plan their electronic device power usage, whether for LED lanterns or smartphone needs.

Product Specifications


5,000mAh Model


  • - Battery Type: Solid-state
  • - Standard Capacity: 5,000mAh
  • - Rated Capacity: 3,200mAh (5V2A)
  • - Dimensions: 105mm x 68mm x 9.5mm
  • - Weight: Approximately 120g

10,000mAh Model


  • - Battery Type: Solid-state
  • - Standard Capacity: 10,000mAh
  • - Rated Capacity: 6,500mAh (5V2A)
  • - Dimensions: 105mm x 68mm x 17mm
  • - Weight: Approximately 200g

The expected retail price is set at ¥7,980 (including tax) for the 5,000mAh model and ¥9,980 (including tax) for the 10,000mAh version. Customers can expect availability in electronics stores, as well as online platforms like Amazon and Rakuten.

Conclusion


The forthcoming release of the second version of SSPB underlines the commitment to developing cutting-edge technology in the personal power supply sector. Its exceptional features are tailored to meet the demands of modern users, making it an indispensable companion for outdoor enthusiasts and everyday power needs alike. Make sure to mark your calendars for the anticipated launching in December 2025!


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Topics Consumer Products & Retail)

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