The shell is made of premium plastic material, good toughness, sturdy and . Adopts quality electronic components and shaft, it has high efficiency and good performance. Safe to use with automatic overload and over temperature protection which also prolong its lifespan. The stainless steel connector is non-, resistant and anti-rust, easy to install. This DC pump is used for home breweries and micro-breweries. Product Type:Carbonation Equipment Voltage: DC 12V Input power:18W Current: 1.5A Water : 5-6m Flow Rate: 9L-10L/min Working Temperature: 100 Celsius Weight: . 270g~386g/9.52oz~13.62oz colour:black & silver material:Plastic + metal size:Beer pump (11.3 * 8.5cm), pagoda (2.1 * 5.1cm) Package Contents: 1 * beer pump 2 * pagoda heads Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.