Decdeal Submersible Water Pump DC 12V 5W Ultra-quiet Pump for Pond, Aquarium, 280L/H Lift 300cm Brushless, permanent magnetic rotor, maintenance-free. Stator and circuit board sealed by epoxy resin. The axis is enclosed with static sealing, which can avoid leaking problems. Adopt high performance stainless steel shaft. Super long working life (more than 30,000 hours).Small size, high efficiency, low consumption, low noise (less than 35db).