2PCS 300DB Train Horn for Trucks Waterproof Loud Air Electric Horn 24V Dual Horn Sound for Car, Motorcycle Ultra-Loud 300DB Dual-Tone Horn This 300DB (2x150DB) train horn delivers an exceptionally loud and clear sound, designed to provide a powerful auditory signal for improved road safety. The dual-tone design with internal reflux technology produces a deep, attention-grabbing sound that helps alert other drivers and enhance awareness on the road. Innovative Compact Design Featuring a high-performance, directly driven mini-compressor, this horn generates powerful sound output in a compact and durable unit. All components are integrated into a small, efficient design for reliable performance. Wide Vehicle Compatibility Ideal for trucks, this horn is also compatible with SUVs, passenger cars, boats, and motorcycles. Designed for 24V electrical systems, it serves as a versatile upgrade for various vehicles. Durable & Weather Resistant Constructed with ABS polymer material, the horn offers strong resistance to corrosion and is fully waterproof. It is built to withstand rain, moisture, and harsh weather conditions without rusting or short-circuiting. Key Features: - Compact and efficient design - 300DB sound output one of the loudest available - Deep, clear, train-style dual-tone sound - Simple installation process - Complete water and weather resistance Specifications: - Voltage: 24V - Frequency: Low 410Hz, High 510Hz - Sound Level: 300dB Package Includes: - 2 x 300DB Train Horns - 2 x Sheet Iron Mounts - 2 x Screw Caps Note: - Color may vary slightly due to monitor display settings. - Please allow a measurement tolerance of 1-3mm due to manual measurement.