1. Introducció
Thank you for choosing the UTRAI Jstar 5 Car Battery Jump Starter with Air Compressor. This versatile device is designed to provide reliable jump-starting for vehicles, inflate tires, and serve as a portable power bank and emergency light. Please read this manual thoroughly before use to ensure safe and optimal operation.
2. Informació de seguretat
- Utilitzeu sempre protecció ocular quan treballeu amb piles.
- Assegureu-vos una ventilació adequada durant el funcionament.
- Do not smoke or allow sparks or flames near the battery or jump starter.
- Mantingueu el dispositiu lluny dels nens.
- Connecteu el pont clamps correctly: Red to positive (+), Black to negative (-). Incorrect connection can cause damage.
- No intenteu arrencar amb ajuda d'una bateria congelada.
- Avoid prolonged use of the air compressor to prevent overheating. Allow it to cool down between uses.
- No exposeu el dispositiu a la pluja ni a temperatures extremes.
3. Contingut del paquet
Verifiqueu que tots els elements siguin presents al vostre paquet:
- UTRAI Jstar 5 Jump Starter with Air Compressor
- Smart Jumper Clamps
- Cable de càrrega USB-C
- DC Car Charger Adapter
- Various Inflation Nozzles
- Manual d'usuari
- EVA Protective Carrying Case

4. Característiques del producte
- Potent arrencador de salts: 3500A peak current for 12V vehicles, capable of starting up to 8.0L gas and 8.0L diesel engines.
- Bateria d'alta capacitat: 27000mAh internal battery for multiple jump starts and extended power bank use.
- Compressor d'aire integrat: 150 PSI maximum pressure with an inflation rate of 45 L/Min, suitable for various tires and inflatables.
- Dispositiu multifuncional: Combines jump starter, air compressor, portable power bank, and emergency LED light in one compact unit.
- 3 modes de llum LED: Features Normal, Flashing, and SOS modes for illumination and emergency signaling.
- Large LED Digital Screen: Provides clear display of battery status, tire pressure, and operational modes.
- Ports de càrrega versàtils: Includes QC3.0 USB Output (5V-2.4A), Type-C Input (5V-3A, 9V-2A), and EC5 Output.



5. Configuració
5.1 Càrrega inicial
Before first use, fully charge the UTRAI Jstar 5. Connect the USB-C charging cable to the device's Type-C input port and a suitable USB power adapter (not included). The LED screen will indicate the charging status. A full charge is recommended for optimal performance.
5.2 Comprensió de la pantalla
The large LED digital screen displays important information:
- Nivell de bateria: Indicates the remaining charge of the internal battery.
- Unitats de pressió: Displays PSI, BAR, or KPA for the air compressor.
- Output/Input Status: Shows when USB or DC outputs are active, or Type-C input is charging.

6. Instruccions de funcionament
6.1 Arrencada amb salt d'un vehicle
- Assegureu-vos que l'arrencador de bateria estigui prou carregat.
- Insert the smart jumper cable into the EC5 output port on the jump starter.
- Connecteu el cl vermell (+).amp al terminal positiu de la bateria del vehicle.
- Connecteu el negre (-) clamp al terminal negatiu de la bateria del vehicle.
- Un cop connectat, el cl intel·ligentamps will indicate readiness (e.g., a green light).
- Engegueu el motor del vostre cotxe.
- After the engine starts, immediately remove the smart clamps from the car battery, then disconnect the jumper cable from the jump starter.
6.2 Using the Air Compressor (Tire Inflator)
- Locate the air hose stored on the back of the jump starter.
- Screw the air hose connector onto the valve stem of the tire or inflatable item.
- Turn on the jump starter. The screen will display the current pressure.
- Press the 'M' button to cycle through different inflation modes (e.g., car, motorcycle, bicycle, ball) and select the appropriate one.
- Use the '+' and '-' buttons to set your desired target pressure.
- Premeu el botó «OK» per començar la inflació. El compressor s'aturarà automàticament un cop s'hagi assolit la pressió preestablerta.
- Disconnect the air hose and store it back in the device.

6.3 Ús com a bateria externa portàtil
The UTRAI Jstar 5 can charge various electronic devices:
- Connect your device's USB charging cable to the USB Output port (QC3.0, 5V-2.4A) on the jump starter.
- For devices requiring a Type-C connection, use the Type-C input port for charging the jump starter itself, or if the device supports Type-C output from the jump starter (check device compatibility).
- The DC Output (12V-16V-10A) can power 12V accessories using the appropriate adapter.

6.4 Ús de la llanterna LED
The integrated LED light provides illumination and emergency signaling:
- Press the dedicated light button (often marked with a lightbulb icon) to turn on the light in Normal mode.
- Press the button again to cycle to Flashing mode.
- Premeu una tercera vegada per al mode SOS.
- Premeu una quarta vegada per apagar la llum.

7. Manteniment
- Neteja: Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes químics agressius ni netejadors abrasius.
- Emmagatzematge: Store the UTRAI Jstar 5 in its protective carrying case in a cool, dry place, away from direct sunlight and moisture.
- Recàrrega: If the device is not used regularly, recharge it every 3-6 months to maintain battery health and prolong its lifespan.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dispositiu no s'encén | Càrrega baixa de la bateria | Carregueu completament el dispositiu. |
| El vehicle no arrenca | cl. incorrectaamp connection; Severely discharged battery; Vehicle issue | Assegureu-vos que clamps are connected correctly (Red to +, Black to -). Check if the smart clamps indicate readiness. If battery is extremely low, allow a few minutes for the jump starter to provide some charge before attempting to start. Consult a mechanic if the vehicle still doesn't start. |
| El compressor d'aire no s'infla | Hose not securely connected; Preset pressure is lower than current pressure; Overheating | Ensure the air hose is tightly screwed onto the valve. Set the target pressure higher than the current pressure. If the device is hot, allow it to cool down before resuming use. |
9. Especificacions
| Característica | Especificació |
|---|---|
| Corrent màxima | 3500 Amps |
| Capacitat de la bateria | 27000 mAh |
| Pressió del compressor d'aire | 150 PSI (45 L/Min) |
| Inici Voltage | 12 Volts |
| Compatibilitat del motor | Fins a 8.0 L de gasolina / 8.0 L de dièsel |
| Sortida USB | QC3.0, 5V-2.4A |
| Entrada tipus C | 5V-3A, 9V-2A |
| Sortida de corrent continu | 12V-16V-10A |
| Dimensions del producte | 8.5 x 4.5 x 3 polzades |
| Pes de l'article | 2 lliures |
10. Garantia i Suport
For warranty information, technical support, or any inquiries regarding your UTRAI Jstar 5, please refer to the warranty card included in your package or visit the official UTRAI weblloc web. Les dades de contacte del servei d'atenció al client normalment es proporcionen al lloc web del fabricant. weblloc o a la documentació del producte.