The Handy Horn is a practical and reliable hand-held gas horn, producing a powerful 116 decibels of sound. Ideal for events or emergencies, it comes with an 8oz can of environmentally safe gas and features a red plastic trumpet measuring 13-1/4" x 2-3/4". The Handy Horn is sold individually and the refill can be purchased separately. With its compact size and easy-to-use design, this product is a must-have for anyone in need of a loud and effective signaling device.