1. Pengenalan
The LEESKY 3000 Watt Power Inverter is designed to convert 12V DC power from your vehicle battery or battery bank into 110V/120V AC household power. This device provides 3000 watts of continuous power, making it suitable for powering various AC household appliances and large electrical devices during trips, camping, work sites, or as a home backup solution. It features an LED display, a 2.4A USB port, dual AC sockets, and comes with a wired remote controller for convenient operation.

Image 1.1: LEESKY 3000 Watt Power Inverter and included accessories.
2. Arahan Keselamatan
For safe operation and to prevent damage to the inverter and connected devices, please adhere to the following safety guidelines:
- Fius terbina dalam: The inverter includes built-in UL fuses to protect your devices from electrical damage.
- Pelbagai Perlindungan: The unit is equipped with 7 protection features: Overload protection, Overvoltage perlindungan, Vol rendahtage protection, Overheat protection, Low-voltage alarm, Input/output isolated protection, and Reverse polarity protection.
- LED Display for Protection Codes: The LED display will show specific protection codes (HI - overvoltage, OH - overheat, OL - overload, LO - low voltage) accompanied by an audible beep when a protection is triggered.
- Pengudaraan: Ensure adequate ventilation around the inverter. The intelligent cooling fans will activate automatically when the load reaches approximately 40% of rated power or the inverter temperature reaches 104°F (40°C) to prevent overheating.
- Pembumian: Always connect the inverter to a proper ground using the provided earth wire.
- Saiz Kabel: Use the provided 4AWG battery cables to ensure sufficient current flow and prevent overheating of cables.

Imej 2.1: Selesaiview of the inverter's protection functions.
3. Kandungan Pakej
Selepas membongkar, sila sahkan bahawa semua item berikut disertakan:
- LEESKY 3000 Watt Power Inverter Unit
- 15ft Wired Remote Controller
- 2 pairs of 2ft 4AWG Battery Cables (Red and Black)
- Kawat Bumi
- 8 Shockproof Pads
- Manual Pengguna (dokumen ini)

Image 3.1: Inverter and its complete set of accessories.
4. Ciri-ciri Produk
The LEESKY 3000 Watt Power Inverter offers a robust set of features for reliable power conversion:
- Output Kuasa Tinggi: Provides 3000 watts of continuous power, converting 12V DC to 110V/120V AC.
- Outlet Serbaguna: Equipped with dual 110-120V AC sockets and a 2.4A USB port for charging various devices.
- Kawalan Jauh: Includes a 15ft wired remote controller for convenient power on/off control and monitoring of the inverter's status from a distance.
- AC Terminal Blocks: Designed with 30A AC Terminal Blocks to easily connect appliances larger than 15A.
- Paparan LED Pintar: Clearly shows input voltage, output wattage, and corresponding protection codes (HI, OH, OL, LO) for quick diagnostics.
- Sistem Penyejukan Lanjutan: Features intelligent cooling fans that automatically activate when the load reaches approximately 40% of rated power or the inverter temperature reaches 104°F (40°C), ensuring superior heat dissipation and prolonged lifespan.
- Pembinaan Tahan Lama: Made with quality aluminum alloy material for superior endurance, heat dissipation, and drop resistance compared to plastic-cased inverters.

Image 4.1: Front and rear panel overview with port labels and display functions.
5. Persediaan
Follow these steps to properly set up your LEESKY 3000 Watt Power Inverter:
- penempatan: Choose a dry, well-ventilated location for the inverter, away from direct sunlight, heat sources, and flammable materials. Ensure sufficient space around the unit for proper airflow.
- Pembumian: Connect the provided earth wire to the grounding terminal on the inverter and to a reliable ground point (e.g., vehicle chassis, ground rod).
- Sambungan Bateri: Using the provided 4AWG battery cables, connect the positive (+) terminal of the inverter (red terminal) to the positive (+) terminal of your 12V DC battery. Connect the negative (-) terminal of the inverter (black terminal) to the negative (-) terminal of your 12V DC battery. Ensure connections are tight and secure.
- Sambungan Kawalan Jauh: Plug the 15ft wired remote controller into the designated remote port on the inverter. This allows for convenient operation from a distance.
- Kuasa Awal Hidup: Once all connections are secure, press the power button on the inverter or the remote control to turn on the unit. The LED display should illuminate, showing the input voltage.

Imej 5.1: Cthamples of inverter setup in different environments.
6. Arahan Operasi
To operate your LEESKY 3000 Watt Power Inverter:
- Hidupkan kuasa: Ensure the inverter is properly connected to a 12V DC power source. Press and hold the power button on the inverter or the remote control for over 0.5 seconds to turn it on. The green 'POWER' indicator on the remote will light up, and the LED display on the inverter will show the input voltage.
- Sambungkan Perkakas: Plug your AC appliances into the dual 110-120V AC sockets. For devices requiring more than 15A, utilize the 30A AC Terminal Blocks. You can also charge USB-powered devices via the 2.4A USB port.
- Paparan Monitor: The LED display will cycle through input voltage, output wattage, and output power (kW). Monitor these readings to ensure stable operation.
- Overload/Protection: If the inverter detects an issue (e.g., overload, overvoltage), it will trigger a protection mode, display a corresponding code (HI, OH, OL, LO), and emit an audible beep. Disconnect the load and resolve the issue before restarting.
- Matikan: To turn off the inverter, press and hold the power button on the inverter or the remote control for over 0.5 seconds. The display and indicators will turn off.

Image 6.1: The 15ft wired remote control for convenient operation.
7. Penyelenggaraan
Proper maintenance ensures the longevity and optimal performance of your inverter:
- Pembersihan: Regularly clean the exterior of the inverter with a dry, soft cloth. Ensure the cooling fan vents are free from dust and debris to maintain efficient airflow.
- Sambungan: Periodically check all electrical connections (battery terminals, grounding wire, AC terminal blocks) to ensure they are tight and free from corrosion. Loose connections can lead to overheating and reduced performance.
- Storan: When not in use for extended periods, store the inverter in a cool, dry place, away from direct sunlight and extreme temperatures.
- Kesihatan Bateri: Ensure your 12V DC battery is well-maintained and fully charged, especially if using it as a primary power source. A healthy battery contributes to the inverter's efficiency and lifespan.

Image 7.1: Dual cooling fans for efficient heat dissipation.
8. Penyelesaian masalah
The intelligent LED display provides diagnostic codes to help identify and resolve common issues:
| Kod Paparan | Isu | Penyelesaian |
|---|---|---|
| HI | Overvoltage Perlindungan | Input DC voltage terlalu tinggi. Semak bateri voltage dan sistem pengecasan. |
| OH | Perlindungan Terlalu Panas | Inverter temperature is too high. Ensure proper ventilation, reduce load, or allow to cool down. |
| OL | Overload Protection / Short-circuit Protection | Connected load exceeds inverter's capacity or there is a short circuit. Reduce load or check for short circuits. |
| LO | Vol-rendahtage Perlindungan | Input DC voltage terlalu rendah. Cas semula atau gantikan bateri. |
If the issue persists after attempting the suggested solutions, please contact LEESKY customer support for further assistance.
9. Spesifikasi
Key technical specifications for the LEESKY 3000 Watt Power Inverter:
- Nama Model: Penyongsang 3000 Watt
- Wattage: 3000 watt (Berterusan)
- Sumber Kuasa: Battery Powered (12V DC Input)
- Keluaran Voltage: 110V / 120V AC
- Output USB: 5V DC, 2.4A
- Dimensi Produk: 18.79 x 9.4 x 3.8 inci
- Berat Barang: 11 paun
- Pengeluar: LEESKY
- Penggunaan yang Disyorkan: Car RV, Home, Indoor Outdoor, Solar System, Vehicle
10. Waranti dan Sokongan
The LEESKY 3000 Watt Power Inverter comes with a reliable 18-month warranty and lifetime service. For any inquiries, technical support, or warranty claims, please contact LEESKY customer support or visit the official LEESKY Store on Amazon.





