CIO Launches "Travel Charging Update Sale" With Up to 50% Off Power Banks and Fast Chargers

CIO, a maker of charging accessories, is running a limited-time sale called the "Travel Charging Update Sale," discounting power banks, GaN fast chargers, and cables. Eligible items in CIO's official store on Amazon.co.jp are up to 50 percent off, giving frequent travelers and business travelers a chance to refresh their charging gear.

Sale Overview: Running Through September 27

From September 19 to September 27, 2026, a nine-day window, CIO is holding a special sale on charging accessories through its official store on Amazon.co.jp. As the name "Travel Charging Update Sale" suggests, the lineup centers on products suited to frequent travel and business trips. Eligible categories span power banks, GaN (gallium nitride) fast chargers, wireless chargers, multi-function power strips, and silicone cables, with discounts varying by product and reaching as much as 50 percent off on some items.

Slim Power Banks and Fast Chargers Take Center Stage

In the SMARTCOBY slim power bank line, the 5,000mAh "SMARTCOBY SLIM 5K," which supports Qi2 wireless charging, is discounted 33 percent from its regular price of 5,980 yen to 3,980 yen. Its selling point is an ultra-slim 8.7-millimeter body designed to stay attached to an iPhone while being carried around.

Amazon.co.jp でチェック
CIO SMARTCOBY SLIM 5K 薄型 モバイルバッテリー Qi2 ワイヤレス 5000mAh PD20W(ブラック, セーフティモデル) | 厚さ8.7mmの超薄型, iPhone12〜17対応, Pixel10対応, 発熱抑制優先, USB-C PD入出力

The NovaPort fast charger line is also on sale. The four-port "NovaPort QUAD II 67W 3C1A," which has three USB-C ports and one USB-A port, is discounted 34 percent from its regular price of 6,900 yen to 4,580 yen. It uses CIO's proprietary "NovaEngine" technology, which pairs two GaN semiconductors to improve conversion efficiency and heat dissipation while charging up to four devices at once.

Amazon.co.jp でチェック
CIO NovaPort QUADⅡ 65W 3C1A PD急速充電器 USB-C×3 USB-A×1 4台同時充電 軽量 世界最小級(ホワイト) | iPhone対応, Android対応, MacBook対応, iPad対応, 電力を自動最適配分

Power Strips, Cables, and the Entry-Level CIO Mate Brand Are Also Included

The multi-function "Polaris" power strip line is discounted as well; the cable-integrated "Polaris CUBE" is down 20 percent, from 5,980 yen to 4,780 yen. The "NovaWave" line of wireless car chargers is also included, with products such as a mount designed to attach to a car's air vent. Silicone cables for Lightning and USB-C are discounted by as much as 47 percent depending on the product, with a range of lengths and connector shapes to choose from.

Products from CIO's more affordable sub-brand "CIO Mate," including power banks, chargers, and power strips, start at around 2,000 yen, making them an accessible entry point for anyone trying CIO products for the first time.

Summary

From September 19 to 27, 2026, CIO is running its "Travel Charging Update Sale" in CIO's official store on Amazon.co.jp, covering power banks, fast chargers, power strips, cables, and other charging accessories. Discounts vary by product, but some items are marked down by as much as 50 percent, offering more options for anyone looking to refresh their travel or business-trip charging setup. The sale runs through September 27, and availability can be checked on the dedicated page on Amazon.co.jp.