Silent Brushless Submersible Pump - Specifications: DC 5V / 1.5W / 280mA - Performance: Flow rate 160 L/h, head 50 cm - Protection: IP68 fully submersible, lifespan >10,000 hours, noise level ≤40 dB - Dimensions: 46×43×43 mm, outlet 10.5 mm - Note: No dry-run protection, no switch; must be fully submerged for operation