RS PRO Black Single Tone Electronic Sounder, 12 to 80 V DC, 97 dB at 1 M Need to safely reverse your vehicle? This single-tone electronic sounder from RS PRO lets you know when you're within one metre of an object by emitting 97 dB of sound. The warning tone is designed to be loud enough so you can easily hear it over the sound of machinery or vehicles. The sounder's alarm housing is made from hardwearing, glass-filled nylon, which means it'll withstand heavy knocks and scrapes. The sounder is also fully weatherproof and can even be pressure-washed, so you don't have to worry about rain or mud damaging your product. This device works with both on and off-road vehicles. This electronic sounder is suitable for use in temperatures ranging from -30°C to +77°C, so it's safe to use in all weathers. You'll commonly find this gadget being used in private cars and in transport vehicles in farms, quarries and warehouses. Features and Benefits - Electronic sounder - Base length of 102 mm - Base width of 41 mm - DC current type - Maximum decibels at 1 metre of 97 dB - Black housing colour - Glass-filled nylon housing material - Maximum operating temperature of +70°C - Minimum operating temperature of -30°C - Universal mounting style - One tone - Pressure-washable - Fully weatherproof - Electromagnetic compatible (EMC) - Restriction of Hazardous Substances (RoHS) compliant - Supply voltage of 12 to 80 V DC