HIGH-EFFICIENCY SOLAR CONVERSION：Advanced solar technology delivers exceptional energy conversion rates. Quickly charges power sources and reduces electricity costs. Ideal for eco-conscious users seeking reliable renewable energy solutions for daily power needs DUAL USB CHARGING PORTS：Features convenient dual USB interfaces for simultaneous device charging. Perfect for outdoor activities like camping and picnics. Keep phones, tablets and essential electronics powered wherever you go VERSATILE POWER APPLICATIONS：Comprehensive system powers various devices from small appliances to RV equipment. Suitable for homes, vehicles, cabins and emergency backup. Flexible solution for multiple off-grid and mobile power requirements COMPLETE SOLAR ENERGY SYSTEM：Integrated setup includes solar panel (sunlight to electricity), controller (manages battery charging) and inverter (converts 12V DC to 110V/220V AC). Professional-grade components ready for immediate use PREMIUM DURABLE CONSTRUCTION：Manufactured using high-grade protective materials for long-lasting performance. Weather-resistant design ensures reliable operation in various conditions. Built to provide years of consistent service with minimal maintenance Specification:

The solar controller is a universal model with 30A 12V/24V voltage automatic identification.
The solar panel is 18W18V
The inverter is the Supreme Series 4000W 12V to 220V/12V to 110V optional
Package size: 45X34X14CM
Set packaging weight: 2.0KG
Rated Power: 300W
Peak Power: 4000W
Solar Panel: monocrystalline silicon
Solar Panel WorkingVoltage: 18V
Solar Panel Open Circuit Voltage: 21.6V
Solar Panel Short Circuit Current: 1.11A (max)
Output Port: dual USB
Product Features: integrated voltage regulator module, 5V dual USB voltage regulator output

Package package:

Independent packaging: inverter + solar controller + solar panel

Packaging and accessories:

1 inverter
1 pair of red and black battery clips
1 cigarette lighter
English inverter manual
a solar controller
English controller manual
Solar panels
DC line
DC alligator clip