Introducció
Thank you for choosing the Tenvolti N9 Rechargeable Hand Warmers. This manual provides essential information for the safe and efficient operation, setup, and maintenance of your device. Please read it thoroughly before use and retain it for future reference.
The Tenvolti N9 features a 2-in-1 magnetic design, offering versatile warmth with three adjustable heat levels and a long-lasting battery life, supported by a 10,000mAh charging dock.
Informació de seguretat
- Do not open, crush, or incinerate the device.
- Avoid exposing the device to temperatures above 65°C (149°F).
- Mantenir allunyat de l'aigua i la humitat.
- The device is equipped with overheat protection and intelligent temperature control for safe operation.
- Feu servir només el cable de càrrega proporcionat o un equivalent certificat.
Producte acabatview
Components
- 2 x Rechargeable Hand Warmers (2,000mAh each)
- 1 funda de càrrega de 10,000 mAh
- 1 x cable de càrrega USB-C
Característiques clau
- 2-in-1 Magnetic Design: Use warmers individually or combine them magnetically for 360° heat.
- 3 nivells de calor: Adjustable temperature settings for customized comfort.
- Bateria de llarga durada: Up to 10 hours per warmer on low setting; charging dock recharges warmers up to 3 times.
- Característiques de seguretat: Overheat protection, intelligent temperature control, high-quality lithium batteries.
- Disseny ergonòmic: Comfortable grip and slip-resistant exterior.

Figure 1: Tenvolti N9 Hand Warmers in their charging case, illustrating the glowing heat elements.
Configuració
Càrrega inicial
- Upon first use, fully charge both hand warmers and the charging case.
- Place the hand warmers into their respective slots in the charging case.
- Connect the provided USB-C charging cable to the charging case and a suitable USB power adapter (not included).
- The LED indicators on the case will show charging status. A full charge for the case takes approximately 3 hours.

Figure 2: Illustration of the hand warmers and charging case, highlighting their individual and combined battery capacities.
Instruccions de funcionament
Turning On/Off and Adjusting Heat Levels
- To turn on a hand warmer, press and hold the power button on the warmer for 3 seconds. The LED indicator will light up.
- Press the power button briefly to cycle through the three heat levels:
- Nivell 1 (Baix): 95–107°F (35–42°C) - Indicated by 1 LED light.
- Nivell 2 (Mig): 107–118°F (42–48°C) - Indicated by 2 LED lights.
- Nivell 3 (Alt): 118–131°F (48–55°C) - Indicated by 3 LED lights.
- To turn off a hand warmer, press and hold the power button for 3 seconds until the LED indicator turns off.

Figure 3: Visual representation of the three heat levels and their corresponding temperature ranges, along with the extended warmth duration when using the charging case.
Magnetic 2-in-1 Functionality
- The two hand warmers can be used independently, one for each hand.
- For concentrated 360° heat, align the magnetic sides of the two warmers until they snap together.

Figure 4: Depiction of the magnetic attraction between the two hand warmers, allowing them to combine for full 360° heating.
Charging Hand Warmers with the Case
- When the hand warmers require recharging, place them back into the charging case.
- Press the power button on the charging case to initiate charging. The blue LED indicators on the case will confirm charging is active.
- The 10,000mAh charging dock can recharge both 2,000mAh warmers up to 3 times.
Video 1: Official Tenvolti video demonstrating the hand warmers and their charging process within the case.
Manteniment
- Clean the hand warmers and charging case with a soft, dry cloth. Do not use abrasive cleaners or immerse in water.
- Store the device in its charging case in a cool, dry place when not in use.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Hand warmer not heating. | Battery low or device not turned on. | Ensure the device is fully charged and powered on by pressing and holding the button. |
| Charging case not charging warmers. | Charging case battery low or not powered on. | Charge the case using the USB-C cable. Ensure warmers are correctly seated and the case's power button is pressed. |
| El dispositiu es veu massa calent. | Heat level set too high. | Reduce the heat level by pressing the power button. If discomfort persists, turn off the device. |
Especificacions
| Característica | Detall |
|---|---|
| Marca | Tenvolti |
| Nom del model | N9 |
| Material | Alumini |
| Hand Warmer Battery | 2,000mAh (each) Lithium-Ion |
| Charging Dock Battery | 10,000 mAh de ions de liti |
| Capacitat total de la bateria | 14,000 mAh |
| Charging Time (Dock) | Aproximadament 3 hores |
| Nivells de calor | 3 Levels (95-107°F, 107-118°F, 118-131°F) |
| Reutilitzabilitat | Recarregable |
| Font d'alimentació | Funciona amb bateria |
| Dimensions de l'article (LxWxH) | 3.54 x 1.52 x 0.83 inches (each warmer) |
| Components inclosos | 2 Hand Warmers, 1 Charging Case, 1 USB-C Cable |
Garantia i suport
The Tenvolti N9 Rechargeable Hand Warmers come with a 12 mesos de garantia. For any product inquiries, technical support, or warranty claims, please contact Tenvolti customer service.
Fabricant: Guangdong Aoyun Technology Co., Ltd.





