Product Descriptions Product Details Brand: ROCKBROS Weight: approx. 34 g (without mount) Material: ABS + PC Water Protection Rating: IPX4 Battery Type: CR2032 (2 × 3 V) Volume: 120 dB Mounting Type: Rubber strap fixation Colors: Black, Blue, Red Package Contents: 1 × Damping pad 2 × Elastic straps 1 × Electronic horn 1 × Packaging box 1 × User manual Powerful 120 dB Warning Sound: Despite its compact size, the horn produces a penetrating alarm sound of up to 120 dB. The clear, loud tone effectively warns pedestrians and vehicles, enhancing safety during commuting and sport riding. Quick Response with Button Press: The horn is mounted on the handlebar grip and can be quickly activated with one finger. Ideal for fast reactions in unexpected situations – perfect for city traffic and children's bicycles. Secure Mounting with Rubber Strap: Thanks to the elastic mounting system, the horn fits handlebars with 22.2/31.8mm diameters. Compatible with road bikes, mountain bikes, e-bikes, and children's bikes. Provides a firm hold without slipping. IPX4 Splash-Resistant Protection: Housing made of copper alloy with a sealed battery compartment offers protection against water splashes. Ensures safe riding in light rain – not suitable for prolonged heavy rain or immersion in water. Battery-Powered with Long Life: Powered by two CR2032 button cell batteries (3 V×2) for stable and long-lasting performance. The tightly sealed battery compartment enhances water resistance–tool use is recommended for battery replacement.