120W Battery Inverter 18V–21V to 220V AC with USB & Type-C

$60.56 $71.65

Power Your Devices Anywhere with This 120W Battery Inverter

Turn your 18V–21V lithium-ion power tool battery into a portable power station. This compact 120W smart inverter converts DC power from compatible Dewalt, Milwaukee, or Makita batteries into 220V AC output — plus dual USB, Type-C, and an LED indicator — so you can run small appliances and charge devices on the job site, outdoors, or during outages. Made in Mainland China.

Key Features

Multi-Output Connectivity: Includes one 220V AC socket, 2 USB ports, and 1 Type-C port — charge multiple devices simultaneously.
Smart Chip Protection: Eight built-in intelligent safety protection systems automatically regulate current and voltage, with over-temperature protection and constant-temperature charging for worry-free use.
Efficient Heat Dissipation: Convection-based cooling design keeps the unit running safely even during extended sessions — no overheating, no shutdowns.
Lightweight & Portable: Compact 15×8 cm ABS body is easy to carry in a toolbox or backpack — ideal for outdoor work, camping, or emergency use.
Wide Compatibility: Works with all small appliances under 120W — phones, laptops, LED lights, small fans, digital products, and more.
Peak Power 300W: Handles brief power surges up to 300W for startup loads of compatible devices.

Technical Specifications

Shell Material: ABS
Dimensions: ~15 × 8 cm (5.91 × 3.15 in)
Rated Power: 120W (Peak: 300W)
Input Voltage: DC 18–21V
Output Voltage: 220V AC
Frequency: 50Hz
Quiescent Current: 0.05A
Ports: 2× USB + 1× Type-C + 1× 220V AC socket
Quantity: 1× Battery Inverter (battery NOT included)

Battery Compatibility

Dewalt 18V / 20V: DCB180, DCB181, DCB182, DCB200, DCB201, DCB203, DCB204, DCB206, DCB207, and more
Milwaukee 18V: 48-11-1815, 48-11-1820, 48-11-1822, 48-11-1840, 48-11-1850, 48-11-1860, and more
Makita 18V / 20V: BL1815, BL1830, BL1840, BL1850, BL1860, BL1830B, BL1850B, BL1860B, and more

⚠ Note: Only suitable for electrical appliances rated under 120W. Battery is NOT included.

What's in the Box?

1× 120W Battery Inverter

Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: Does this 120W battery inverter work with Dewalt 20V MAX batteries?

A: Yes! The inverter is compatible with Dewalt 18V/20V lithium-ion batteries including DCB200, DCB204, DCB206, and many more. Simply slide your compatible Dewalt battery into the inverter's slot to begin powering 220V AC devices and USB-connected gadgets. Note that the battery itself is not included.

Q: Can I charge a laptop using this battery inverter?

A: Yes, as long as your laptop's power adapter draws 120W or less (most standard laptops do), you can plug it into the 220V AC socket. You can also use the USB and Type-C ports for phones and other smaller devices simultaneously.

Q: Is this inverter safe to use for extended periods outdoors?

A: Absolutely. The inverter features a convection heat dissipation design and an eight-layer smart protection system — including over-temperature and voltage regulation — to keep operation stable and secure during prolonged outdoor use. Its lightweight ABS housing also makes it easy to carry wherever you need it.

Q: What is the peak power output of this inverter?

A: While the rated continuous output is 120W, the inverter supports a peak power of 300W to handle brief startup surges from compatible low-power devices.

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.