1. Uvod
The GOOLOO Portable Power Station GTX300 is a versatile and reliable power solution designed for various applications, from outdoor adventures to emergency home backup. This manual provides essential information for safe and efficient operation, maintenance, and troubleshooting of your device.
Ključne karakteristike:
- Prijenosni dizajn: Lightweight and compact, weighing approximately 8.8 pounds, with an integrated handle for easy transport.
- Veliki kapacitet: 300Wh (25.6Ah/11.7V) battery capacity provides ample power for multiple devices.
- Čisti sinusni AC izlaz: Delivers clean and stable 110V/300W AC power (600W surge) suitable for sensitive electronics.
- Višestruki DC izlazi: Includes 12V/10A car port and two 12V/5A DC 5521 ports.
- Versatile USB Charging: Features two USB-A ports (one standard 5V/2.4A, one Quick Charge 3.0) and two USB-C ports (one 5V/3A, one Power Delivery 60W bi-directional).
- Multi-Method Charging: Can be recharged via wall outlet, car charger, or solar panel.
- Pametni digitalni displej: Provides real-time information on battery level, input/output wattage, and remaining usage/charging time.
- LED svjetlo za hitne slučajeve: Integrated rear light with Low, High, and SOS modes for various situations.
- Napredne sigurnosne karakteristike: Built-in Battery Management System (BMS) with multiple protections including over-charge, over-discharge, over-current, over-voltage, i zaštita od kratkog spoja.

Figure 1: The GOOLOO Portable Power Station GTX300 demonstrating its high capacity by powering a router (10W for 20 hours), mini-fridge (60W for 4 hours), drones (40Wh for 6 times), and cameras (16Wh for 14 times).
2. Šta se nalazi u kutiji
Upon unboxing your GOOLOO Portable Power Station GTX300, please ensure all the following components are present:
- GOOLOO Portable Power Station GTX300 Unit
- Kabel za punjenje izmjeničnom strujom
- Kabel za punjenje automobila
- Uputstvo za upotrebu

Figure 2: All included accessories with the GOOLOO Portable Power Station GTX300, laid out on a wooden surface in an outdoor setting.
3. Proizvod je gotovview
Familiarize yourself with the various ports, controls, and indicators on your power station.
Prednja ploča:
- AC utičnice (x2): Standard 110V AC outlets, providing 300W continuous power with a 600W surge capability. These are pure sine wave outputs, safe for sensitive electronics.
- DC Car Port (x1): 12V/10A output, compatible with car appliances.
- DC 5521 portovi (x2): 12V/5A outputs, suitable for various DC-powered devices.
- USB-A portovi (x2): One standard 5V/2.4A port and one Quick Charge 3.0 port for rapid charging of compatible devices.
- USB-C portovi (x2): One 5V/3A port and one Power Delivery (PD) 60W bi-directional port. The PD port can both charge devices and be used to recharge the power station itself.
- Digitalni prikaz: Shows battery charge percentage, unesite vattage, izlazna količina vodetage, and estimated time remaining for charge/discharge.
- Kontrolna dugmad: Separate buttons to activate DC outputs, AC outputs, and the display.
Zadnji panel:
- LED svjetlo za hitne slučajeve: A large panel light with three modes: Low brightness, High brightness, and SOS flashing for emergencies.
- AC ulazni port: For charging the power station using the included AC charging cable.
- DC/Solar Input Port: For charging the power station using the included car charging cable or a compatible solar panel (up to 120W).
bočne ploče:
- Ventilation Grids: Designed to allow internal fans to pull air through the unit, keeping the electronics cool during operation and charging.
Video 1: An official product video from GOOLOO showcasing the GTX300 Portable Power Station, highlighting its features, ports, and various use cases in different environments.
4. Podešavanje
Početno punjenje:
Before first use, it is recommended to fully charge the GOOLOO Portable Power Station. This ensures optimal battery performance and longevity.
- Connect the included AC charging cable to the AC Input Port on the rear of the power station.
- Uključite drugi kraj kabla za punjenje naizmeničnom strujom u standardnu zidnu utičnicu.
- The digital display will illuminate, showing the charging status and estimated time to full charge.
- Nakon potpunog punjenja, ekran će prikazivati 100%. Isključite kabel za punjenje.
5. Uputstvo za upotrebu
Turning On/Off Outputs:
- DC izlaz: Press the "DC ON/OFF" button on the front panel to activate or deactivate the DC car port and DC 5521 ports. The DC indicator on the display will light up when active.
- AC izlaz: Press the "AC ON/OFF" button on the front panel to activate or deactivate the AC outlets. The AC indicator on the display will light up when active.
- Prikaz: Press the "DISPLAY" button to turn the digital screen on or off.
Using the Emergency LED Light:
The rear LED light can be used for illumination in various situations.
- Press the light button on the rear panel once for Low brightness mode.
- Press again for High brightness mode.
- Press a third time for SOS flashing mode.
- Pritisnite četvrti put da biste isključili svjetlo.

Figure 3: The GOOLOO Portable Power Station GTX300 features a powerful emergency LED light with three distinct modes for various needs.
Istovremeno punjenje i pražnjenje:
The GOOLOO Portable Power Station GTX300 supports simultaneous charging and discharging, allowing you to power your devices while the unit itself is being recharged.

Figure 4: The power station can charge and discharge simultaneously, making it highly efficient for continuous power supply.
6. Punjenje elektrane
Your GOOLOO Portable Power Station GTX300 can be recharged using three primary methods:
Zidno punjenje:
Use the included AC charging cable to recharge the power station from a standard wall outlet. A full charge typically takes approximately 4 hours.

Figure 5: Wall charging the power station from 0% to 100% in approximately 4 hours.
Punjenje automobila:
Recharge your power station on the go using your vehicle's 12V car outlet.
- Connect the included car charging cable to the DC/Solar Input Port on the rear of the power station.
- Plug the other end into your car's 12V cigarette lighter socket.
- Potpuno punjenje obično traje otprilike 3 sata.

Figure 6: Car charging the power station from 0% to 100% in approximately 3 hours.
Solarno punjenje:
Harness solar energy to recharge your power station, ideal for off-grid use. The unit features a built-in MPPT controller for efficient solar charging.
- Connect a compatible solar panel (not included, max 120W) to the DC/Solar Input Port on the rear of the power station.
- Position the solar panel in direct sunlight for optimal charging.
- A full charge using a 120W solar panel typically takes approximately 3.5-6 hours, depending on sunlight conditions.

Figure 7: Solar charging the power station from 0% to 100% in approximately 3.5-6 hours, depending on sunlight intensity.

Slika 8: Gotovoview of recharge times for the GOOLOO Portable Power Station using different methods.
7. Održavanje
- Skladištenje: Elektranu čuvajte na hladnom i suhom mjestu, dalje od direktne sunčeve svjetlosti i ekstremnih temperatura.
- Učestalost punjenja: Za optimalno stanje baterije, punite uređaj barem jednom svaka 3-6 mjeseci, čak i ako ga ne koristite.
- čišćenje: Za čišćenje vanjske strane uređaja koristite suhu, meku krpu. Nemojte koristiti abrazivna sredstva za čišćenje niti uranjati uređaj u vodu.
- Izbjegavajte preopterećenje: Do not exceed the rated output power of 300W (or 600W surge) to prevent damage to the unit and connected devices.
8. Otkrivanje problema
Jedinica se ne uključuje:
- Ensure the battery is charged. Connect to a power source and check the display.
- Press and hold the main power button for a few seconds to ensure it's fully engaged.
Outputs Not Working:
- Ensure the specific output (DC or AC) is activated by pressing its respective ON/OFF button.
- Check if the device being powered exceeds the power station's output limits (300W continuous, 600W surge for AC).
- Verify that the cables are securely connected to both the power station and the device.
Sporo punjenje:
- For solar charging, ensure the solar panel is in direct sunlight and free from obstructions.
- Verify the solar panel's wattage is sufficient (up to 120W recommended).
- Ensure the charging cable is not damaged and is properly connected.
9. Specifikacije
| Feature | Specifikacija |
|---|---|
| Naziv modela | Discovery 300 / GTX300 |
| Kapacitet baterije | 300Wh (25.6Ah/11.7V) |
| AC izlaz | 110V/300W (Pure Sine Wave, 600W Surge) |
| DC Output (Car Port) | 12V/10A |
| DC izlaz (5521 porta) | 12V/5A (x2) |
| USB-A izlaz | 5V/2.4A (x1), QC 3.0 (x1) |
| USB-C izlaz | 5V/3A (x1), PD 60W (bi-directional) (x1) |
| AC Input | 120W Max |
| DC/Solarni ulaz | 120W maks. (MPPT) |
| Dimenzije | 9.8 x 6.9 x 9 inča |
| Težina artikla | 8.8 funti |
| Radna temperatura | -10°C do 40°C (14°F do 104°F) |
| Tip baterije baterije | Lithium Ion |
10. Garancija i podrška
GOOLOO products are designed and manufactured to the highest quality standards. For information regarding warranty coverage, technical support, or customer service, please refer to the contact information provided on the product packaging or visit the official GOOLOO website.





