120W 300W Lithium Battery Power Inverter | Smart 110V–220V

120W / 300W Lithium Battery Inverter Power Bank – Smart Multi-Function Transformer for Home & Outdoor Use

Never get caught without power again. This compact yet powerful Lithium Battery Power Inverter delivers up to 300W of reliable, converted power wherever you need it — whether you're camping off-grid, working on a jobsite, or need a backup at home. Featuring an intelligent battery management system and support for both 110V and 220V input voltages, this smart inverter is built for worldwide versatility and everyday dependability.

Made in Mainland China.

Key Features

• Dual Power Output: Supports 120W continuous and 300W peak power output — enough to run small appliances, power tools, and personal electronics.
• Flexible Voltage Range: Seamlessly switches between 110V and 220V input voltage with a versatile operating range of 5V–30V DC — no extra converters or adapters needed.
• 8 Built-In Smart Safety Protections: Advanced smart chip guards against overheating, overloading, over-voltage, over-current, short circuits, and more — so you can power up with total confidence.
• Real-Time Power Monitoring: Built-in current display lets you monitor actual power usage in real time, helping you manage energy smarter and avoid surprises.
• High-Performance Battery Technology: Engineered for stable, enduring power output using advanced lithium battery technology — reliable energy whether you need it for minutes or hours.
• Lightweight & Portable: Weighing just 250g and measuring approximately 10×10×7 cm, this inverter fits easily in a backpack, toolbox, or car glove compartment.
• RoHS & WEEE Certified: Meets international environmental and safety compliance standards.

Specifications

• Continuous Output: 120W
• Peak Output: 300W
• Input Voltage: 110V / 220V (switchable); DC 5V–30V
• Material: PP (Polypropylene)
• Weight: 250g
• Dimensions: ~10 × 10 × 7 cm (3.94 × 3.94 × 2.76 in)
• Certifications: RoHS, WEEE

What's in the Box?

• 1 × Battery Power Inverter

Ideal For

• Outdoor camping, hiking, and off-grid adventures
• Jobsite and professional trades use
• Home backup power for small appliances
• Travel and international use (dual-voltage support)
• Emergency preparedness and power outages

For guidance on safe use of portable power inverters and electrical safety best practices, visit the U.S. Consumer Product Safety Commission (CPSC).

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Note: Due to different lighting and screen settings, the item color may appear slightly different from the pictures. Due to manual measurements, please allow a 1–2 cm size difference.

Frequently Asked Questions

Q: What devices can the 120W/300W lithium battery inverter power?

A: This inverter supports up to 120W continuous and 300W peak output, making it suitable for small appliances like fans, LED lights, laptops, phone chargers, power tools, and other low-to-mid wattage devices. Always check your device's wattage rating before connecting.

Q: Does this inverter work in both the US (110V) and internationally (220V)?

A: Yes! This smart inverter supports flexible switching between 110V and 220V input voltage, making it ideal for international travel and worldwide use without needing a separate voltage converter or adapter.

Q: What safety protections are built into this power inverter?

A: The inverter features 8 intelligent safety protection systems, including over-temperature protection, overload protection, over-voltage protection, over-current protection, short-circuit protection, and more — all managed by a built-in smart chip for safe, reliable operation.

Q: How portable is this battery power inverter?

A: Very portable! It weighs only 250g and measures just 10×10×7 cm — small enough to toss in a backpack, toolbox, or travel bag. It's purpose-built for outdoor and on-the-go power needs.