... DB series submersible water pump with CE and Rohs certificate.Use in the following field:Aquarium , cooler water pump POWER CONSUMPTION(W)25WFLOW ... operate following this warranty.1,Please keep the water is clean2,Cleaning the water pump every week. Do not mover the shaft ... the rotor Attention1, Power off before use2, Use in the water 3, Don't catch the pump by cable4, Pump work ...