1. Introdución
The ASMAX T20 is a versatile and essential tool designed for automotive and outdoor use. It integrates a powerful 4000A peak current jump starter, a 150 PSI air compressor, a 12000mAh power bank, and an emergency LED flashlight. This manual provides detailed instructions for the safe and effective operation, maintenance, and troubleshooting of your ASMAX T20 device. Please read this manual thoroughly before first use and retain it for future reference.
2. Información de seguridade
Observe sempre as seguintes precaucións de seguridade para evitar lesións ou danos no dispositivo.
- Seguridade xeral: Keep the device away from children. Do not operate in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Store in a cool, dry place.
- Seguridade no arranque con cables:
- Ensure correct polarity when connecting the clamps (red to positive, black to negative). Incorrect connection can cause sparks or damage.
- Wear eye protection and gloves when jump starting.
- Non permita o cl vermello e negroamps to touch each other, as this can cause a short circuit.
- Non intente arrancar unha batería conxelada.
- Asegúrese de que o contacto do vehículo estea apagado antes de conectar o arrancador auxiliar.
- Seguridade do compresor de aire:
- Do not overinflate tires or other items. Always check the recommended pressure for the item being inflated.
- Monitor the pressure gauge during inflation to avoid exceeding the maximum pressure.
- The air hose may become hot during prolonged use. Handle with care.
- Seguridade da batería:
- Do not disassemble, modify, or immerse the device in water.
- Charge the device only with the provided USB-C cable.
- Evite expoñer o dispositivo a temperaturas extremas (inferiores a -20 °C ou superiores a 45 °C).
- If the battery swells, leaks, or emits an odor, discontinue use immediately.
The ASMAX T20 incorporates 10 levels of safety protection, including spark-proof, reverse polarity, short circuit, overload, over-voltage, over-current, high/low temperature, overcharge, and reverse charge protection, ensuring safe operation.

Image: The ASMAX T20 features 10 integrated safety protections for secure operation.
3. Contido do paquete
Verifica que todos os elementos estean presentes no paquete:
- Arrancador con Compresor de Aire T20 (Jump Starter with Air Compressor T20)
- Válvula Schrader Extendida (Extended Schrader Valve)
- Aguja para Inflar Balones (Ball Inflation Needle)
- Válvula Schrader (Schrader Valve)
- Válvula Presta (Presta Valve)
- Cable de Carga USB-C (USB-C Charging Cable)
- Manguera de Aire Inflable (Inflatable Air Hose)
- Cable de Puente de 12V con Pinzas (12V Jumper Cable with Clamps)
- Bolsa de Almacenamiento (Storage Bag)
- Manual de Usuario (User Manual)

Image: All components included in the ASMAX T20 product box.
4. Produto rematadoview
The ASMAX T20 features a compact design with an intuitive interface. Familiarize yourself with the device's components and controls.

Image: The ASMAX T20 device and its accessories.
4.1. Características da unidade principal
- Pantalla LCD grande: Shows real-time tire pressure, battery level, and selected modes.
- Botóns de control: Intuitive buttons for power, mode selection, and pressure adjustment.
- Porto de arranque auxiliar: Connects to the 12V jumper cables.
- Porto da mangueira de aire: Connects the inflatable air hose.
- Porto de saída USB-A: Para cargar dispositivos externos (función de batería externa).
- Porto de entrada USB-C: For charging the ASMAX T20 device.
- Linterna LED: Integrated high-intensity LED light with multiple modes.

Image: The high-definition LCD screen provides clear information.

Image: The ASMAX T20 functions as a 12000mAh power bank.

Image: The device includes a powerful LED emergency light.
5. Especificacións
| Característica | Especificación |
|---|---|
| Corrente máxima | 4000A |
| Rango de presión | 2-150 PSI / 0.1-10.3 BAR |
| Fluxo de aire | 28 l/min |
| Rango de temperatura de funcionamento | -20 °C a 45 °C (-4 °F a 113 °F) |
| Capacidade da batería | 12000mAh / 44.4Wh |
| Vol. De entradatage | 5 V (USB-C) |
| Engine Support (Gasoline) | Ata 9.0L |
| Engine Support (Diesel) | Ata 8.0L |
| Vehicle Type Compatibility | All 12V vehicles (motorcycles, cars, SUVs, ATVs, vans, trucks, lawnmowers) |
| Dimensións | 5 x 7.1 x 9 cm |
| Peso | 700 g |

Image: Comprehensive specifications of the ASMAX T20.
6. Configuración
6.1. Carga inicial
Before first use, fully charge the ASMAX T20. Connect the provided USB-C charging cable to the device's USB-C input port and a compatible 5V USB power adapter (not included). The LCD display will indicate the charging status. A full charge typically takes 3-4 hours.
7. Instrucións de funcionamento
7.1. Arranque auxiliar dun vehículo
The ASMAX T20 can jump start 12V gasoline vehicles up to 9.0L and diesel vehicles up to 8.0L.
- Preparar o vehículo: Asegúrese de que o contacto do vehículo estea apagado e que o freo de estacionamento estea accionado.
- Connect the Booster: Insert the 12V jumper cable with clamps into the jump start port on the ASMAX T20.
- Conectar á batería: Attach the red (positive, +) clamp to the positive terminal of the vehicle's battery. Attach the black (negative, -) clamp ao terminal negativo da batería do vehículo. Asegúrese de que a conexión sexa segura.
- Arrancar o vehículo: Once connected, the green light on the jumper cable connector will illuminate, indicating a ready state. Start the vehicle's engine. If it doesn't start immediately, wait 30 seconds before trying again. Do not crank for more than 3 seconds per attempt.
- Desconectar: Once the vehicle starts, immediately disconnect the black (negative) clamp primeiro, despois o cl vermello (positivo)amp. Remove the jumper cable from the ASMAX T20.

Image: Steps for instant vehicle restart using the ASMAX T20.

Image: Proper connection of jumper clamps a unha batería de coche.

Image: The ASMAX T20 in use for both jump starting and tire inflation.
7.2. Uso do compresor de aire
The 150 PSI air compressor can inflate tires, balls, and other inflatables quickly.
- Conectar a boquilla: Select the appropriate nozzle for your item and securely attach it to the inflatable air hose. Connect the air hose to the air hose port on the ASMAX T20.
- Select Mode & Set Pressure: Turn on the device. Long press the mode button to select from 5 preset modes (balls, bicycles, motorcycles, cars, custom). Use the '+' and '-' buttons to adjust the target pressure. The LCD screen will display the current and target pressure.
- Inicio da inflación: Connect the nozzle to the item to be inflated. Press the power button to start inflation. The compressor will automatically stop once the preset pressure is reached.
- Desconectar: Disconnect the nozzle from the item and the air hose from the device.

Image: Steps for effortless inflation using the ASMAX T20.

Image: The ASMAX T20 air compressor in use, inflating a tire quickly.
7.3. Uso como batería externa
The 12000mAh battery can charge mobile phones, tablets, and other USB-powered devices.
- Conectar dispositivo: Connect your electronic device to the USB-A output port of the ASMAX T20 using a compatible USB cable.
- Cargando: The ASMAX T20 will automatically begin charging your device. Monitor the charging status on your device's screen.
7.4. Uso da lanterna LED
The integrated LED flashlight provides illumination for various situations.
- Activar/Desactivar: Press the flashlight button to turn the light on or off.
- Cambiar modos: Press the flashlight button repeatedly to cycle through the modes: Constant Illumination, Intermittent (Strobe) Mode, and SOS Warning Mode.
8. Mantemento
Proper maintenance ensures the longevity and optimal performance of your ASMAX T20.
- Limpeza: Wipe the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners. Ensure all ports are free of dust and debris.
- Almacenamento: Store the device in a cool, dry place, away from direct sunlight and extreme temperatures. The ideal storage temperature range is between -20°C and 45°C.
- Coidado da batería: To maintain battery health, it is recommended to fully charge the device every 3-6 months, even if not in use. Do not store the device with a completely depleted battery.
- Coidados de accesorios: Keep the jumper cables, air hose, and nozzles clean and free from damage. Store them in the provided storage bag.
9 Solución de problemas
If you encounter issues with your ASMAX T20, refer to the following common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| O dispositivo non se acende. | A batería está esgotada. | Cargue o dispositivo completamente co cable USB-C. |
| O vehículo non arranca con axuda. | Cl incorrectoamp conexión. Device battery too low. Vehicle battery completely dead (below 50% charge on device required). Vehicle issue not related to battery. | Asegurar clamps are connected correctly (red to +, black to -). Ensure device is sufficiently charged (above 50%). For completely dead batteries, ensure device is fully charged and try again. If still no start, consult a mechanic. Check other vehicle systems. |
| O compresor de aire non se infla. | Manguera non conectada de forma segura. Boquilla non colocada correctamente. Target pressure not set. Device battery too low. | Ensure air hose is securely screwed into the device and nozzle. Ensure nozzle is firmly attached to the item. Set a target pressure on the display. Cargue o dispositivo. |
| A pantalla LCD non funciona. | Device is off or battery is depleted. | Press the power button to turn on. Charge the device if necessary. |
| O dispositivo quéntase durante o uso. | Normal operation during high load (e.g., prolonged inflation or multiple jump starts). | Allow the device to cool down before continued use. If overheating persists or is excessive, discontinue use and contact support. |
If the problem persists after attempting these solutions, please contact ASMAX customer support for assistance.
10. Garantía e soporte
The ASMAX T20 is designed and manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your product or visit the official ASMAX website. For technical support, troubleshooting assistance beyond this manual, or to inquire about replacement parts, please contact ASMAX customer service through the contact information provided on the product packaging or the official brand websitio.