1. Produit terminéview
The Sejoy Deep Tissue Massage Gun, Model JMQ-Q3, is a portable percussion massager designed for muscle relief and relaxation. It features 10 adjustable speed levels, an intuitive LCD touch screen, and comes with 4 interchangeable massage heads to target various muscle groups. Its compact design and quiet operation make it suitable for use at home, in the gym, or while traveling.
Contenu du colis
- 1 x Sejoy Deep Tissue Massage Gun (Model JMQ-Q3)
- 4 x têtes de massage interchangeables
- 1 x Câble de chargement USB de type C
- 1 x Manuel d'utilisation

Image 1.1: Contents of the Sejoy Deep Tissue Massage Gun package. This includes the massage gun unit, four distinct massage heads, a USB Type-C charging cable, and the instruction manual.
2. Consignes de sécurité
Please read all safety warnings and instructions before using this product to ensure safe operation and prevent injury or damage.
- Ne plongez pas l’appareil dans l’eau ou d’autres liquides.
- Tenir à l'écart des sources de chaleur et de la lumière directe du soleil.
- Do not use on injured, inflamed, or swollen areas of the body.
- Consultez un médecin avant utilisation si vous souffrez d'affections médicales, si vous êtes enceinte ou si vous portez un stimulateur cardiaque.
- Tenir hors de portée des enfants.
- Utilisez uniquement le câble de chargement fourni.
- Do not operate continuously for more than 15 minutes. Allow the device to cool down for 30 minutes before next use.
- Do not block the ventilation ports.
- Cet appareil est destiné à un usage personnel uniquement.
3. Installation
3.1 Charge initiale
Before first use, fully charge the massage gun. Connect the USB Type-C charging cable to the charging port on the device and plug the other end into a compatible USB power adapter (not included), power bank, or computer USB port. The LED display will indicate the charging status.

Image 3.1: The Sejoy massage gun connected to a USB Type-C charging cable. The LED display shows the battery level during charging.
3.2 Fixation des têtes de massage
To attach a massage head, gently push the desired head into the opening at the front of the massage gun. Ensure it is securely seated. To remove, pull the head straight out. Do not twist.

Image 3.2: The four interchangeable massage heads: Fork head (for neck and spine), Bullet head (for deep tissue and joints), Ball head (for large muscle groups), and Flat head (for full body relaxation).
4. Mode d'emploi
4.1 Mise sous/hors tension et réglage de la vitesse
- Mise sous tension : Press and hold the power button on the LCD touch screen for a few seconds until the display illuminates.
- Régler la vitesse : Tap the power button to cycle through the 10 available speed levels. The current speed level will be displayed on the screen.
- Éteindre: Maintenez le bouton d'alimentation enfoncé pendant quelques secondes jusqu'à ce que l'écran s'éteigne.

Image 4.1: The LED touch screen displays the current speed level (1-10) and battery status. The power button controls both power and speed adjustments.
4.2 Utilisation recommandée
Apply the massage gun to the desired muscle area. Move the device slowly, applying light to moderate pressure. Do not press too hard or stay in one spot for too long. Recommended usage times for different muscle groups:
- Muscles de l'épaule : 15-20 seconds, 3 repetitions
- Muscles pectoraux : 30 secondes
- Muscles du dos : 30-60 seconds, 3 repetitions
- Muscles des jambes : 20-30 seconds, 3 repetitions
- Glute Muscles: 30-60 seconds, 4 repetitions
The 10 speed levels are categorized for different purposes:
- Levels 1-3 (1800-2000 rpm): Muscle arousal / light massage.
- Levels 4-6 (2000-2600 rpm): Fascia relaxation / moderate massage.
- Levels 7-10 (2600-3200 rpm): Lactic acid decomposition / deep tissue massage.
5. Entretien
5.1 Nettoyage
Turn off the device and disconnect it from the charger before cleaning. Wipe the surface of the massage gun with a slightly damp tissu. N'utilisez pas de nettoyants abrasifs et ne plongez pas l'appareil dans l'eau.
5.2 Stockage
Store the massage gun in a cool, dry place, away from direct sunlight and extreme temperatures. Keep it in its original packaging or a protective case to prevent damage.
5.3 Entretien de la batterie
To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in use for extended periods (e.g., once every 3 months). The 2400mAh lithium-ion battery provides approximately 4 hours of continuous use on a full charge.

Image 5.1: The massage gun's display showing battery capacity and estimated battery life. The device is equipped with a 2400mAh battery.
6. Dépannage
| Problème | Cause possible | Solution |
|---|---|---|
| L'appareil ne s'allume pas. | Batterie faible ou déchargée. | Chargez complètement l'appareil à l'aide du câble USB Type-C fourni. |
| L'appareil s'arrête pendant l'utilisation. | Overheating protection activated or battery low. | Allow the device to cool down for 30 minutes. If battery is low, recharge it. |
| Massage head falls off easily. | Massage head not properly inserted. | Veillez à enfoncer fermement la tête de massage dans l'ouverture jusqu'à ce qu'elle soit bien en place. |
| Intensité de percussion réduite. | Battery is low or device needs cleaning. | Recharge the battery. Clean the device and ensure no debris is obstructing the massage head mechanism. |
7. Spécifications
| Numéro de modèle | JMQ-Q3 |
| Dimensions (L x l x H) | 21.18 x 4 x 19.79 cm (8.34 x 1.57 x 7.79 pouces) |
| Poids | 600 grammes (1.32 livres) |
| Type de batterie | Lithium-ion (2400 mAh) |
| Port de chargement | USB Type-C |
| Niveaux de vitesse | 10 |
| Niveau de bruit | < 45 dB |
| Matériel | Métal |

Image 7.1: Illustration of the massage gun's low noise level, operating at less than 45dB, comparable to a quiet room.

Image 7.2: The compact size of the Sejoy massage gun, shown next to a smartphone, emphasizing its portability and ease of handling.
8. Garantie et assistance
For warranty information or technical support, please contact Sejoy customer service. Refer to the contact details provided with your purchase or visit the official Sejoy website.
Fabricant: Joytech healthcare Co.,Ltd.