A compact, self-aspiring pump of high performance for universal application in model boats and ships e.g. fire monitor, etc. Specification: Operating voltage 6V-12V Pump capacity approx. 1200ml/min @12V / approx 700ml/min @6v Current drain: 2.8A @ 12V / 1.3A @6V Dimensions approx. Ø 58x30 mm Weight approx. 85g Please Note: These pumps are not designed for continuous running, they should be run in bursts of up to 30 seconds, followed by a 2 minute cooling period.