SHURFLO TRAILKING PUMP WITH AUTOMATIC TRIPLE DIAPHRAGM SELF-PRIMING PUMP WITH INTEGRAL PRESSURE SWITCH. TRIPLE DIAPHRAGM FEATURE ENSURES SMOOTH WATER FLOW. WILL RUN DRY WITHOUT DAMAGE. MOTOR HAS INTERNAL CIRCUIT BREAKER FOR OVERLOAD PROTECTION AND ARE FULLY SUPPRESSED. VOLTAGE: 12V. FLOW RATE: 7 LITRES/PER MINUTE. PRESSURE: 20 PSI. NOISE: 61DB. PLEASE NOTE THAT THIS PRODUCT