Water Pump Low-power, high power Super Performance Reliable Multi-in-1 Quiet work Easy Adjustable flow rate Durable matte material Unique design, good security Pump dB series submersible water pump with CE and RoHS certificate. Use in the following field: Aquarium tank, water pump POWER CONSUMPTION(W) 4.5W Delivery volume Q max (1/h) 300L/H(79.2G/H) Delivery head H max. (m) 0.70-0.80 OUTLET CONNECTION 8.5/13mm FLOW CONTROL 0-280L/H(74G/H) Hz 50-60Hz INPUT VOLTAGE(V) 12/100/110/120/220-240V DIMNSIONS L*W*H(MM) 48X43X31 Approvals: CE/GS. UL. CUL. PSE. EK. SAA. BS Our water pump are all tested and examined one by one before selling out. Please operate following this warranty. 1, Please keep the water is clean 2, Cleaning the water pump every week. Do not mover the shaft. 3, When the pump can not work: A, please check the electrocircuit b, not any lees at the input. C, check the rotor Attention 1, Power off before use 2, Use in the water 3, Don't catch the pump by cable 4, Pump work water temperature below 45° C