120W Battery Inverter 18V–20V DC to 220V AC + USB QC3.0

120W Smart Battery Power Inverter – DC 18V–20V to AC 220V

Turn your cordless tool battery into a portable power station! This compact 120W smart battery inverter converts DC 18V–21V battery power (compatible with DeWalt, Milwaukee, Makita, and Dayi 18V/20V battery platforms) into AC 220V output — plus dual USB ports and one QC 3.0 fast-charge port. Perfect for outdoor worksites, camping, emergency backup, and any situation where a wall outlet isn't available.

Key Features

• Broad Battery Compatibility: Fits 18V–21V lithium-ion batteries from popular cordless tool brands (color options: yellow for DeWalt, red for Milwaukee, blue for Makita, green for Dayi).
• 120W Continuous / 300W Peak Output: Handles a wide range of small appliances, phone chargers, laptops, LED lighting, and more — up to 120W continuous load.
• Dual USB + QC 3.0 Port: Charge up to three devices simultaneously — two standard USB ports and one Qualcomm Quick Charge 3.0 port for fast charging smartphones and tablets.
• 8-Layer Intelligent Protection: Built-in smart chip manages over-temperature protection, over-current protection, over-voltage protection, short-circuit protection, and more for worry-free operation.
• Real-Time Power Monitoring: Integrated current display lets you monitor live power draw so you never accidentally overload the inverter.
• Compact & Portable: Measures just 8 × 8 × 6 cm (approx. 3.15 × 3.15 × 2.36 in) and weighs very little — toss it in your tool bag and go.
• Durable ABS Shell: High-impact ABS housing stands up to demanding job-site conditions.

Specifications

⚠️ Important Usage Notices

• Output is AC 220V only. Do NOT connect appliances rated for 110V input — doing so may damage your devices. Always verify your appliance's input voltage before use.
• Maximum load: 120W. The inverter features automatic overload protection and will shut off if the connected load exceeds 120W.
• Battery is not included — compatible with most 18V/20V lithium-ion tool batteries (sold separately).

What's in the Box

• 1 × 120W Battery Power Inverter

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Frequently Asked Questions

Q: Which battery brands is this 120W battery inverter compatible with?

A: This battery inverter is designed to work with 18V–21V lithium-ion batteries from major cordless tool platforms. Color-coded versions are available for DeWalt (yellow), Milwaukee (red), Makita (blue), and Dayi (green). Please select the correct color/model for your battery brand when ordering to ensure a proper fit.

Q: Can I use this inverter with 110V appliances?

A: No. This inverter outputs AC 220V at 50Hz only. It is not compatible with appliances that require 110V AC input. Always confirm your appliance's voltage requirements before connecting it to this unit.

Q: What happens if my appliance exceeds the 120W limit?

A: The inverter features built-in automatic overload protection. If the connected load exceeds 120W, the unit will automatically shut down to protect both itself and your appliances. Simply disconnect the load and restart the unit once the overload condition is resolved.

Q: Does this inverter include a battery?

A: No, the battery is not included. You will need a compatible 18V–21V lithium-ion cordless tool battery (sold separately) to power this inverter.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.