Sensitive Waterproof Rugged Voice Sound Light Speaking Warning Alarm for Railway Crossing

Sensitive Waterproof Rugged Voice Sound Light Speaking Warning Alarm for Railway Crossing. Customizable Message: Users can define their own speaking alarm messages or provide sound files. Dual Input Control: Supports two input lines to control sound and light functions independently. Durable Nylon Housing: Reinforced nylon material eliminates corrosion damage for long-term use. Wide Voltage Range: Compatible with 12~24V DC systems for heavy truck applications. High Sound Output: Delivers up to 92dB output level for effective warning in noisy environments. Polarity Protection: Built-in voltage polarity protection ensures safe operation and prevents damage. Easy Installation: Simple wire connection design allows for quick and secure mounting on vehicles.