Features Long life, low noise, eco‑friendly and energy‑saving. Operate inside/outside the cold or hot water. For indoor and outdoor use, sustain heave duty work for 24 hours. Life expectancy is over 20000 hours at normal condition. Widely used for aquarium, fountain, small fish pond, solar system, radiators, water circulation system, medical equipment, etc. Specifications:Max. Input Voltage: 12V DCMax. Input Current: 500mAMax. Power: 6WFluid Temperature: 32~149℉(0~65℃)Flow: 2L/min Wire Length: About 50cm/19.7inWiring: Red(+); Black(-)Noise: ≤35dbaFluid: WaterInlet Diameter: About 9.8mm/0.4inOutlet Diameter: About 6.8mm/0.3inWeight: 64g(approx.) Package Includes:1 x Water Pump Note:Please allow small size error due to manual measurement. Thanks for your understanding. Package List 1 x Water Pump (Internal Accessories Color Random)