PERFORMANCE PARAMETER: -------------------------------------------------------------------------------- Sound Rating: 100?dB(C) @1M Output Frequency: 550?0Hz Single Tone Net Weight: 1.2Kg Carton Size: 18.6x18.6x17CM DESCRIPTION: -------------------------------------------------------------------------------- LK-100 is designed to provide effective warning in applications where there is no power supply such as: Civil defence. Camp sites. Mountain rescue. Frontier sentry and coast guard warning. As lightweight, it can be easily transported to remote locations and folds up to a small size for ease of handling.