1. 서론
Thank you for choosing the ECO-WORTHY 7.5W Solar Car Battery Charger Maintainer. This device is designed to prevent 12V vehicle batteries from discharging, ensuring your vehicle is ready when you need it. It utilizes solar energy to provide a continuous trickle charge, extending battery life and preventing common issues associated with prolonged vehicle inactivity.
This manual provides essential information for the safe and effective use of your solar charger maintainer. Please read it thoroughly before installation and operation.
동영상 1 : 위에view of the ECO-WORTHY Solar Trickle Charger and its benefits for various vehicles.
2. 안전 정보
Observe the following safety precautions to prevent injury or damage to the product and your vehicle:
- Always connect the positive (+) terminal of the charger to the positive (+) terminal of the battery and the negative (-) terminal of the charger to the negative (-) terminal of the battery. Reverse polarity can cause damage.
- Ensure all connections are secure before exposing the solar panel to sunlight.
- Do not attempt to open or modify the solar panel or its controller. Refer servicing to qualified personnel.
- Keep the solar panel away from open flames, flammable materials, and excessive heat.
- Avoid dropping or subjecting the solar panel to heavy impact.
- This product is designed for 12V batteries only. Do not use with other voltag전자 시스템.
- While the panel is waterproof (IP64), avoid submerging it in water.
3. 제품 오버view
The ECO-WORTHY 7.5W Solar Car Battery Charger Maintainer is a compact and durable solar panel designed for maintaining 12V batteries. It features a smart charge controller with multiple protection functions and an LED indicator for real-time monitoring.
패키지 내용:
- 1 x 7.5W 태양광 패널
- 1 x Alligator Clip to SAE Connector Cable
- 4 x 흡입 컵
- 1 x 사용 설명서

이미지 1: Contents of the ECO-WORTHY 7.5W Solar Charger Maintainer package.
주요 특징:
- Smart Charger Controller: Includes over-temperature, reverse discharge, short circuit, reverse polarity, and over-charging protection. A built-in blocking diode prevents reverse current flow.
- 실시간 모니터링: An LED indicator displays charging status (half lit for charging, blinking for fully charged, off for no input/battery).
- 내구성 있는 구조: Made with A+ grade monocrystalline silicon wafers for up to 23% conversion efficiency. Features a fiberglass surface with IP64 waterproofing and UV protection.
- 간편한 설치: Designed for direct connection to the battery using alligator clips. Bendable panel with 4 PVC suction cups for flexible mounting.
- 폭넓은 호환성: Suitable for various 12V batteries including those in cars, motorcycles, boats, tractors, ATVs, RVs, and farm equipment.

이미지 2: The ECO-WORTHY 7.5W Solar Car Battery Charger Maintainer and its accessories.
4. 설정
Follow these steps to set up your solar charger maintainer:
- 위치를 선택하세요: Select a location for the solar panel that receives maximum direct sunlight throughout the day. Common locations include vehicle dashboards, windshields, or exterior surfaces.
- 흡입 컵 부착: If mounting on a windshield or smooth surface, attach the provided suction cups to the designated holes on the solar panel. Ensure the surface is clean and dry for optimal adhesion.
- 패널 위치 지정: Place the solar panel in the chosen location. For optimal performance, aim for an installation angle between 30° and 45° relative to the sun's rays.
- 배터리에 연결:
- Connect the SAE connector from the solar panel to the alligator clip cable.
- 연결하다 빨간색 악어 클립에 양수(+) terminal of your 12V battery.
- 연결하다 검은색 악어 클립에 음수 (-) terminal of your 12V battery.
- 연결이 단단하고 안전한지 확인하세요.
- Alternative Connection (if applicable): If your vehicle supports it, you may use an OBD-II port or cigarette lighter adapter (not included with this specific model, but available from ECO-WORTHY) for easier connection. However, direct battery connection with alligator clips is generally recommended for consistent charging.

이미지 3: Connection methods for the solar charger maintainer.

이미지 4: Attaching suction cups for easy installation.
동영상 2 : Demonstration of the 7.5W battery maintainer's functionality and installation.
5. 운영
Once properly connected and exposed to sunlight, the ECO-WORTHY 7.5W Solar Charger Maintainer will automatically begin charging your 12V battery. The integrated smart charge controller manages the charging process to prevent overcharging and ensure optimal battery health.
LED 표시등 상태:
- Half Lit: 배터리가 현재 충전 중임을 나타냅니다.
- 깜박임 : Indicates the battery is fully charged, and the charger is in maintenance mode.
- 끄다: Indicates no solar input or no battery connected.
The smart controller automatically cuts off charging when the battery is fully charged, preventing overcharge and extending battery life. The built-in blocking diode prevents reverse discharge from the battery to the solar panel during periods of no sunlight.

이미지 5: Intelligent Charge Controller with multiple protection features.
6. 유지관리
Regular maintenance ensures the longevity and optimal performance of your solar charger maintainer and your vehicle's battery.
- 태양광 패널 청소: 부드러운 천으로 태양광 패널 표면을 주기적으로 닦아주세요.amp cloth to remove dust, dirt, or debris that may obstruct sunlight and reduce efficiency. Do not use abrasive cleaners or harsh chemicals.
- 연결 확인: Regularly inspect the battery terminals and cable connections for corrosion, looseness, or damage. Clean any corrosion with a wire brush and ensure connections are tight.
- 케이블 검사: Check the cables for any signs of wear, cuts, or fraying. Replace damaged cables immediately to prevent electrical hazards.
- 배터리 상태: While the maintainer prevents discharge, it is advisable to periodically check your battery's overall health, especially if the vehicle is stored for very long periods or in extreme temperatures.
- 저장: If storing the solar panel for an extended period, disconnect it from the battery and store it in a cool, dry place away from direct sunlight.

이미지 6: The durable and weather-resistant design of the solar panel.
7. 문제 해결
If you encounter issues with your ECO-WORTHY solar charger maintainer, refer to the following common problems and solutions:
- LED 표시등이 꺼져 있습니다.
- 햇빛 없음: Ensure the solar panel is in direct sunlight. Move it to a brighter location if necessary.
- No Battery Connected: Verify that the alligator clips are securely connected to the battery terminals.
- Faulty Connection: 모든 케이블 연결 부위를 점검하여 느슨함이나 손상이 없는지 확인하세요.
- Battery Not Charging (LED half lit, but battery still low):
- 햇빛 부족: The panel may not be receiving enough direct sunlight for effective charging. Adjust its position or angle.
- 더러운 패널: 태양광 패널 표면을 깨끗하게 닦아 빛 흡수율을 극대화하십시오.
- 배터리 상태: The battery may be severely discharged or damaged. This maintainer is designed for trickle charging and maintaining, not for fully recharging a dead battery. A professional battery charger may be needed first.
- Output Difference: Field tests show a difference in output between inside and outside the car. We highly recommend mounting it outside the window for better performance.
- LED Indicator Blinks but Battery is Not Fully Charged:
- This indicates the battery is fully charged. If you believe it's not, verify the battery's voltage 멀티미터로.
- Panel Not Sticking with Suction Cups:
- 표면이 깨끗하고 건조하며 매끄러운지 확인하십시오.
- Moisten the suction cups slightly before pressing them firmly onto the surface.
8. 사양
Below are the technical specifications for the ECO-WORTHY 7.5W Solar Car Battery Charger Maintainer:
| 특징 | 사양 |
|---|---|
| 상표 | 친환경 가치 |
| 모델 번호 | L02EPN7.5BB18V-1 |
| 정격 전력 | 7.5와트 |
| 태양 전지 유형 | 단결정 실리콘 |
| 최대/피크 볼륨tag전자(Vmp) | 18V |
| 최대 전류 | 0.56 Amps |
| Over-Charged Protection Voltage | 14.5V |
| Over-Charged Recovery Voltage | 13.0V |
| 제품 치수 | 9.84인치(길이) x 8.66인치(너비) x 0.47인치(높이) (250*230*12mm) |
| 품목 무게 | 0.05g (22.68 파운드) |
| 방수 등급 | IP64 |
| 능률 | 최대 23% 변환 효율 |
| 포함된 구성 요소 | Alligator clip cable, Suction cups |

이미지 7: 자세한 제품 매개변수.
9. 보증 및 지원
ECO-WORTHY products are manufactured to high-quality standards. For specific warranty details, please refer to the warranty card included with your product or visit the official ECO-WORTHY website. If you have any questions, require technical assistance, or need to report an issue, please contact ECO-WORTHY customer support through the following channels:
- Web대지: Visit the ECO-WORTHY official webFAQ, 지원 리소스, 연락처 정보를 제공하는 사이트입니다.
- 이메일: 제품 포장이나 공식 문서를 참조하세요. web고객 지원 이메일 주소 사이트.
- 핸드폰: 연락처는 공식 웹사이트에서 확인할 수 있습니다. web직접적인 도움을 받을 수 있는 사이트입니다.
Please have your product model number (L02EPN7.5BB18V-1) and purchase date ready when contacting support.