Train Horn 18V 20V Battery Powered Trumpet Horn

18V/20V Battery Powered Air Horn

Give your power tool battery a whole new use with this powerful cordless air horn. Designed around a compact power-tool-style housing and a large metal trumpet, this horn delivers a strong, deep sound while remaining completely portable.

🔊 Powerful Metal Trumpet

The large single metal trumpet is designed to produce a loud, deep horn sound with excellent projection.

🔋 Battery Powered — Choose Your Brand

Available for Makita 18V LXT, Milwaukee M18, DeWalt 18V/20V MAX, Parkside 20V, and Bosch 18V batteries. Just pick your battery brand as the option above and use a battery you already own — no vehicle battery or external power supply required.

🚫 Cordless & Portable

No cables running to a car battery and no permanent installation required. Simply insert your battery and you're ready to use the horn.

🛠️ Rugged Power-Tool Design

Built into a durable, ergonomic housing inspired by cordless power tools. The comfortable handle makes it easy to carry and operate.

🌍 Great for Multiple Applications

Perfect for vehicles, workshops, outdoor use, boats, projects, events and anywhere you need a portable, powerful horn.

📦 What's Included

* 1 × Battery-powered horn (fitted for your selected battery brand)
* 1 × Large metal trumpet
* Battery connection
* Mounting hardware as shown

⚠️ Battery NOT included. Batteries shown in photos are for demonstration purposes only.

⚡ Compatibility

Choose the version built for your battery system:
- Makita 18V LXT lithium-ion batteries
- Milwaukee M18 lithium-ion batteries
- DeWalt 18V/20V MAX lithium-ion batteries
- Parkside 20V (X 20V Team) lithium-ion batteries
- Bosch 18V lithium-ion batteries

Please note: Makita®, Milwaukee®, DeWalt®, Parkside®, and Bosch® are registered trademarks of their respective owners. This product is independently made and is not manufactured, sponsored or endorsed by any of these companies.