New MagSafe Compatible Mobile Battery Model Appears: Jonukich Launches 18000mAh Large Capacity & Up to 3 Devices Simultaneous Charging Model at Limited-Time Price
Digital accessory brand "Jonukich" has launched a new MagSafe-compatible mobile battery with a large capacity of 18000mAh. It is available at a special limited-time price of 3,999 yen, offering multi-functional features such as simultaneous charging for up to three devices, built-in cables, and a stand function, making it ideal for commuting and travel.
📋 Article Processing Timeline
- 📰 Published: May 10, 2026 at 05:08
- 🔍 Collected: May 9, 2026 at 20:31
- 🤖 AI Analyzed: May 9, 2026 at 21:05 (33 min after Collected)
Digital accessory brand "Jonukich" has commenced sales of its latest mobile battery equipped with MagSafe-compatible wireless charging functionality. Despite its large capacity of 18000mAh, it achieves a slim and lightweight design, supporting wireless charging, wired fast charging, and simultaneous charging for up to three devices. It provides a comfortable charging environment for various scenarios, including commuting, travel, and business trips.
To commemorate its launch, a special campaign will be held for a limited time from May 6, 2026, to May 17, 2026.
Campaign Overview
Regular Price: 11,999 yen
Campaign Price: 3,999 yen
Period: May 6, 2026 - May 17, 2026
Purchase Bonus: 1% point cashback on purchase amount
Bulk Purchase Bonus: Additional 5% off for purchasing 2 items
MagSafe Compatible & Securely Fixed with Strong Magnets
This product adopts a MagSafe-compatible design, securely attaching to iPhone 12-17 series with magnets. It resists shifting even while on the move, allowing for smart, cable-free charging.
Supporting up to 15W wireless charging, it provides a comfortable charging experience even when out and about.
*For non-magnetic adsorption models such as iPhone 11 or older and Android devices, please use the built-in cables.
18000mAh Large Capacity & 22.5W PD Fast Charging
Equipped with a large capacity 18000mAh battery in a compact body. It supports charging for multiple devices such as smartphones and tablets, providing peace of mind during long outings.
Furthermore, it supports up to 22.5W PD fast charging. It can charge efficiently in a short time, supporting your busy daily life.
Built-in Cables for Smart Portability
It features built-in Type-C (max 22.5W) and Lightning (max 20W) cables. There is no need to carry separate cables, allowing for immediate charging even when out.
Combined with wireless charging, it supports simultaneous charging for up to three devices.
LED Remaining Power Display & Stand Function
The high-precision LED display allows you to check the battery's remaining percentage at a glance, making it easy to know when to charge.
It also features a stand function, convenient for watching videos or online meetings. It supports both vertical and horizontal placement.
With a lightweight design of approximately 203g, it is suitable for a wide range of scenarios including commuting, school, travel, and outdoor activities.
PSE Certified & 2-Year Warranty
This product has obtained various safety certifications such as PSE, FCC, and RoHS. It is equipped with multiple protection functions against overcharging, over-discharging, and overheating.
Additionally, a 2-year warranty service is provided after purchase. Japanese language support is also available.
Product Overview
Product Name: Jonukich MagSafe Compatible Mobile Battery
Battery Capacity: 18000mAh
Wireless Output: Max 15W
Type-C Output: Max 22.5W
Lightning Output: Max 20W
Simultaneous Charging Devices: Max 3 devices
Body Weight: Approx 203g
Compatible Models: iPhone 12-17 series (MagSafe compatible)
Notes
MagSafe function is compatible with iPhone 12-17 series.
iPhone 16e, some Android devices, and Google Pixel series are not compatible with magnetic adsorption.
Apple Watch is compatible with only some models.
When charging, it is recommended to remove cases and bands.
About Jonukich
Jonukich is a brand that develops mobile accessory products to make daily life more comfortable. We focus on functionality and ease of use, developing products that fit into everyday lifestyles.
See Details
JOYCHOU Co., Ltd.
Contact: Rin Sakurai
Email: yonnie@joychouglobal.com
To commemorate its launch, a special campaign will be held for a limited time from May 6, 2026, to May 17, 2026.
Campaign Overview
Regular Price: 11,999 yen
Campaign Price: 3,999 yen
Period: May 6, 2026 - May 17, 2026
Purchase Bonus: 1% point cashback on purchase amount
Bulk Purchase Bonus: Additional 5% off for purchasing 2 items
MagSafe Compatible & Securely Fixed with Strong Magnets
This product adopts a MagSafe-compatible design, securely attaching to iPhone 12-17 series with magnets. It resists shifting even while on the move, allowing for smart, cable-free charging.
Supporting up to 15W wireless charging, it provides a comfortable charging experience even when out and about.
*For non-magnetic adsorption models such as iPhone 11 or older and Android devices, please use the built-in cables.
18000mAh Large Capacity & 22.5W PD Fast Charging
Equipped with a large capacity 18000mAh battery in a compact body. It supports charging for multiple devices such as smartphones and tablets, providing peace of mind during long outings.
Furthermore, it supports up to 22.5W PD fast charging. It can charge efficiently in a short time, supporting your busy daily life.
Built-in Cables for Smart Portability
It features built-in Type-C (max 22.5W) and Lightning (max 20W) cables. There is no need to carry separate cables, allowing for immediate charging even when out.
Combined with wireless charging, it supports simultaneous charging for up to three devices.
LED Remaining Power Display & Stand Function
The high-precision LED display allows you to check the battery's remaining percentage at a glance, making it easy to know when to charge.
It also features a stand function, convenient for watching videos or online meetings. It supports both vertical and horizontal placement.
With a lightweight design of approximately 203g, it is suitable for a wide range of scenarios including commuting, school, travel, and outdoor activities.
PSE Certified & 2-Year Warranty
This product has obtained various safety certifications such as PSE, FCC, and RoHS. It is equipped with multiple protection functions against overcharging, over-discharging, and overheating.
Additionally, a 2-year warranty service is provided after purchase. Japanese language support is also available.
Product Overview
Product Name: Jonukich MagSafe Compatible Mobile Battery
Battery Capacity: 18000mAh
Wireless Output: Max 15W
Type-C Output: Max 22.5W
Lightning Output: Max 20W
Simultaneous Charging Devices: Max 3 devices
Body Weight: Approx 203g
Compatible Models: iPhone 12-17 series (MagSafe compatible)
Notes
MagSafe function is compatible with iPhone 12-17 series.
iPhone 16e, some Android devices, and Google Pixel series are not compatible with magnetic adsorption.
Apple Watch is compatible with only some models.
When charging, it is recommended to remove cases and bands.
About Jonukich
Jonukich is a brand that develops mobile accessory products to make daily life more comfortable. We focus on functionality and ease of use, developing products that fit into everyday lifestyles.
See Details
JOYCHOU Co., Ltd.
Contact: Rin Sakurai
Email: yonnie@joychouglobal.com