1. Introducció
Thank you for choosing the OCOOPA AI Magnetic Hand Warmers UT4 Young. This device is designed to provide portable and adjustable warmth for various outdoor activities and cold conditions. Please read this manual thoroughly before use to ensure safe and optimal performance.

Image: Two OCOOPA UT4 Young magnetic hand warmers with a floral design.
2. Característiques del producte
- Ultra-Thin and Portable Design: Each hand warmer measures approximately 0.6 inches thick and is lightweight, designed to fit comfortably in gloves, pockets, or wallets.
- Magnetic 2-in-1 Functionality: The two hand warmers can be magnetically connected for combined use or separated for individual use.
- Instant Heat: Provides rapid heating, reaching desired temperatures within seconds.
- Three Adjustable Heat Levels: Offers customizable warmth with settings ranging from 100°F (38°C) to 126°F (52°C).
- Calor de llarga durada: Up to 8 hours of continuous heat on the lowest setting (per hand warmer). Combined battery capacity of 5000mAh (2500mAh per unit).
- UL Certified Safety: Independently tested and certified to meet high safety and quality standards.
- Resistent a l'aigua: IP54 rated for protection against splashes.
- TSA Carry-on Approved: Suitable for air travel.

Image: Demonstrating the slim and portable design of the hand warmer, fitting into a glove.
3. Contingut del paquet
The OCOOPA AI Magnetic Hand Warmers UT4 Young package includes:
- 2 x OCOOPA UT4 Young Hand Warmers
- 1 x Bossa de vellut
- 2 x Silicone Lanyards
- 1 x USB-C Dual-Charge Cable
- 1 x Manual d'usuari (aquest document)

Image: Contents of the OCOOPA UT4 Young package.
4. Configuració
4.1 Càrrec inicial
Before first use, fully charge both hand warmers. Connect the USB-C dual-charge cable to a power source (e.g., USB wall adapter, computer USB port) and plug both ends into the USB-C ports on the hand warmers. The charging indicator lights will illuminate during charging and turn off when fully charged. A full charge takes approximately 3 hours.

Image: Dual-charging the OCOOPA UT4 Young hand warmers.
4.2 Attaching Lanyards
To attach a silicone lanyard, thread the thin loop of the lanyard through the small hole located at the top of each hand warmer. Then, pass the larger end of the lanyard through the loop and pull to secure it. This allows for easy carrying and prevents accidental drops.
5. Instruccions de funcionament
5.1 Encès/Apagat
- To power on, press and hold the power button (located on the back of each unit) for approximately 3 seconds. The red LED indicators will light up, showing the current heat level.
- To power off, press and hold the power button for approximately 3 seconds until the LED indicators turn off.
5.2 Ajust dels nivells de calor
Once powered on, short press the power button to cycle through the three heat settings:
- Level 1 (Gentle): 100-108°F (38-42°C) - Indicated by one red LED. Provides approximately 7-8 hours of warmth.
- Level 2 (Cozy): 109-117°F (43-47°C) - Indicated by two red LEDs. Provides approximately 5-6 hours of warmth.
- Level 3 (Hot): 118-126°F (48-52°C) - Indicated by three red LEDs. Provides approximately 3-4 hours of warmth.

Image: Controls for power, heat levels, and battery check.
5.3 Comprovació del nivell de la bateria
Double-click the power button to display the battery level. Blue LED indicators will light up to show the remaining charge.
5.4 Magnetic Connection
The two hand warmers feature a magnetic design, allowing them to snap together for convenient storage or to be used as a single, larger warming unit. They can also be separated to warm both hands simultaneously.

Image: Demonstrating the magnetic 2-in-1 design.
6. Càrrega
Use the provided USB-C dual-charge cable to charge both hand warmers simultaneously. Connect the cable to a standard USB power adapter (not included) or a computer's USB port. The LED indicators will show charging status and turn off when fully charged. It is recommended to fully charge the devices every 3 months if not in regular use to maintain battery health.
7. Manteniment
- Keep the hand warmers clean by wiping them with a soft, dry cloth.
- Avoid exposing the devices to extreme temperatures or direct sunlight for prolonged periods.
- Store the hand warmers in the provided velvet pouch when not in use to protect them from scratches and dust.
- No intenteu desmuntar o reparar el dispositiu vosaltres mateixos. Contacteu amb l'assistència al client per obtenir assistència.
8. Solució De Problemes
- El dispositiu no s'encén: Assegureu-vos que el dispositiu estigui completament carregat. Premeu i manteniu premut el botó d'engegada durant 3 segons.
- El dispositiu no escalfa: Check the heat level settings. Ensure the device is powered on and has sufficient battery charge.
- Autonomia curta de la bateria: Battery life varies with heat setting. Higher settings consume more power. Ensure the device is fully charged before use.
- Problemes de càrrega: Use the original USB-C dual-charge cable. Ensure the power source is functioning correctly.
If you encounter persistent issues, please refer to the warranty and support section for contact information.
9. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | UT4 Young |
| Marca | OCOOPA |
| Capacitat de la bateria | 5000mAh (2500mAh per unit) |
| Tipus de bateria | Lithium-Ion or Lithium-Polymer |
| Temps de càrrega | Aproximadament 3 hores |
| Configuració de calor | 3 Levels (100°F to 126°F / 38°C to 52°C) |
| Material | Alumini |
| Resistència a l'aigua | IP54 |
| Dimensions (each unit) | 1.89 x 0.59 x 2.99 polzades |
| Weight (each unit) | 0.13 quilos |
| Certificacions | UL Certified (E535516), CE, RoHS, FCC |
| Carry-on Approval | TSA Carry-on Approved |
10. Garantia i Suport
Your OCOOPA AI Magnetic Hand Warmers UT4 Young come with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and ensures the product meets its specified performance. For warranty claims, technical assistance, or any product-related inquiries, please contact OCOOPA customer service.
Atenció al client: Available 24 hours a day. Please refer to the contact information provided on the OCOOPA official weblloc web o la documentació de la compra.
Per a més informació, visiteu el OCOOPA Store.
11. Informació important de seguretat
- No exposeu el dispositiu al foc o a altes temperatures.
- Avoid puncturing, dropping, or disassembling the device.
- Mantenir fora de l'abast dels nens i mascotes.
- Do not use if the device appears damaged or swollen.
- Feu servir només el cable de càrrega proporcionat o un equivalent certificat.
- If the device becomes excessively hot or emits an unusual odor, discontinue use immediately.
12. Vídeos de productes
Product Comparison: UT4 Young vs. UT4 Rare
Video: A comparison between the OCOOPA UT4 Young and UT4 Rare hand warmers, highlighting their features and differences in size, heat levels, and battery life. The UT4 Young is noted for its larger battery and slimmer profile.
Quick Overview and Usage Demonstration
Video: A user demonstrates how to turn on the OCOOPA UT4 Young hand warmer, adjust heat settings, and use the magnetic feature. It also shows how to attach the wrist strap and store the warmers in the velvet pouch.
Hand Warmer in Glove Demonstration
Video: A user demonstrates placing the OCOOPA UT4 Young hand warmer into a glove, highlighting its compact size and ease of use for keeping hands warm in cold weather.