1. はじめに
The XIAOMI Smart Band 9 is an advanced fitness tracker designed to monitor your health and activity with precision. Featuring a vibrant 1.62-inch AMOLED display, extended battery life, and comprehensive health tracking capabilities, it is an ideal companion for your daily wellness journey.

画像1.1: フロント view of the XIAOMI Smart Band 9, showcasin洗練されたデザインと鮮やかなディスプレイが特徴です。
2. 箱の中身
Upon unboxing your XIAOMI Smart Band 9, you should find the following items:
- XIAOMI Smart Band 9 device (main module)
- Standard TPU strap (Midnight Black)
- Magnetic charging cable (USB-A to proprietary connector)
- ユーザーマニュアル
ビデオ2.1: An unboxing and features tour of the Xiaomi Mi Band 9, demonstrating the contents of the retail package and initial setup.
3. セットアップ
3.1デバイスの充電
Before first use, fully charge your Smart Band 9. Connect the magnetic charging cable to the charging contacts on the back of the device and plug the USB-A end into a compatible power adapter or computer USB port.

画像3.1: The Smart Band 9 connected to its magnetic charging cable.
3.2 アプリのインストールとペアリング
- Scan the QR code displayed on the band's screen or in the user manual to download the official Mi Fitness app.
- Install the Mi Fitness app on your smartphone.
- Open the app, create an account or log in, and follow the on-screen instructions to add your XIAOMI Smart Band 9.
- Ensure Bluetooth is enabled on your smartphone for successful pairing.
4. 操作手順
4.1 表示とナビゲーション
The Smart Band 9 features a 1.62-inch AMOLED touchscreen display. Navigate through menus and features using swipe gestures:
- 上/下にスワイプ: Scroll through menu options or notifications.
- 左/右にスワイプ: Access quick widgets or control center.
- タップ: 項目を選択するか、アクションを確認します。
- 長押し: ホーム画面でウォッチフェイスをカスタマイズします。
ビデオ4.1: Demonstration of the calendar function on the Xiaomi Smart Band 9, showing navigation and display.
4.2のカスタマイズ
Personalize your Smart Band 9 with various watch faces and strap options. Watch faces can be changed directly on the band by pressing and holding the home screen, or through the Mi Fitness app for a wider selection.

画像4.2: The Smart Band 9 shown with a variety of stylish straps, highlighting customization options.
5. 健康モニタリング機能
The Smart Band 9 is equipped with high-precision sensors for comprehensive health tracking:
- 心拍数モニタリング: Continuous heart rate tracking with alerts for excessively high or low rates.
- 血中酸素飽和度(SpO2)モニタリング: 一日中 SpO2 を追跡し、血中酸素レベルが低い場合は振動で警告します。
- 睡眠モニタリング: Upgraded all-round sleep monitoring, including sleep stages (deep sleep, REM) and sleep quality analysis.
- ストレスモニタリング: Continuous stress monitoring with relaxation prompts to help manage stress levels.
- 呼吸トレーニング: Guided deep breathing exercises to relieve stress.
- 女性の健康管理: Track and predict your menstruation cycle.

画像5.1: The Smart Band 9 worn during sleep, illustrating its sleep monitoring capabilities.

画像5.2: The Smart Band 9 displaying heart rate and blood oxygen levels during activity.
6. ワークアウトモード
The Smart Band 9 supports over 150 sports modes, providing detailed metrics such as maximum oxygen consumption, recovery time, and training load. It accurately tracks both outdoor and indoor activities.
- Outdoor Running/Walking: Utilizes connected GPS from your phone for accurate route and distance tracking.
- Indoor Workouts: Tracks activities like treadmill, cycling, jump rope, and various training exercises.
- ウォータースポーツ: 50M water resistance allows for swimming tracking.
ビデオ6.1: A demonstration of the various workout modes and running courses available on the Xiaomi Smart Band 9.

画像6.2: The Smart Band 9 displaying various workout modes and tracking data during exercise.
7. バッテリー寿命
Thanks to professional low-power consumption sensors and smart power consumption algorithms, the XIAOMI Smart Band 9 offers an extraordinary battery life:
- 一般的な用途: 最長21日間
- AOD(常時表示)モード: 最長9日間
- Heavy-Load Mode: 最長6.6日間
8. 耐水性
The Smart Band 9 is 50M water resistant, making it suitable for swimming and other water-based activities. However, please note the following:
- Leather and braided straps should not be worn in scenarios where they could come into contact with water or sweat (swimming, general exercise).
- Not suitable for use in hot showers, hot springs, saunas, or when doing fast-paced water sports.
9. アクセサリー
Enhance your Smart Band 9 experience with official accessories:
- Running Clip: A new generation running clip with convenient attachment and removal. Track and analyze your performance with 13 metrics, including running cadence, stride length, and ground contact time ratio.
- Smart Band Pendant: Transform your Smart Band into a piece of 'smart' jewelry with an exquisite necklace watch face. Necklace mode must be activated in the app. Heart rate, blood oxygen level, and other sports functions are unavailable in this mode.
10. メンテナンス
- デバイスを清潔で乾燥した状態に保ちます。柔らかくて乾いた布で拭いてください。amp 布。
- デバイスを極端な温度や直射日光に長時間さらさないでください。
- Regularly clean the charging contacts to ensure proper charging.
- If the device is not used for an extended period, charge it fully at least once every three months to prevent battery damage.
11。 トラブルシューティング
- デバイスの電源が入らない: デバイスが完全に充電されていることを確認してください。充電器に少なくとも10分間接続してください。
- 携帯電話とペアリングできません: Make sure Bluetooth is enabled on your phone and the band is within range. Restart both the band and your phone. Try unpairing and re-pairing through the Mi Fitness app.
- 不正確な心拍数/SpO2測定値: バンドが手首にぴったりとフィットしていることを確認してください。きつすぎたり緩すぎたりしないでください。デバイス背面のセンサーを清掃してください。
- 通知が表示されない: Check app notification settings in the Mi Fitness app and your phone's system settings. Ensure background permissions are granted for the app.
- 短いバッテリー寿命: 画面の明るさを下げ、常時表示を無効にし、心拍数の継続的なモニタリングを制限し、不要な通知をオフにします。
12. 仕様
| 特徴 | 詳細 |
|---|---|
| モデル番号 | BHR8345GL |
| 画面 | 1.62インチ AMOLED、ピーク輝度1200nits |
| バッテリー容量 | 233mAh |
| バッテリー寿命(標準) | 最長21日間 |
| 耐水性 | 5 ATM(50メートル) |
| ワークアウトモード | 150歳以上 |
| 健康モニタリング | Heart Rate, SpO2, Sleep, Stress, Female Health |
| 接続性 | ブルートゥース5.4 |
| オペレーティング·システム | ティゼン4.0 |
| 寸法 | 3.23 x 0.47 x 4.06インチ |
| アイテム重量 | 0.952オンス(27グラム) |
13. 保証とサポート
Your XIAOMI Smart Band 9 comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in the packaging or visit the official XIAOMI webサイト。
For technical support, troubleshooting, or service inquiries, please contact XIAOMI customer service or visit their official support page. Keep your purchase receipt and product serial number handy.
- 2年間の保護プラン: 購入可能です。
- 3年間の保護プラン: 購入可能です。





