LST Aqua CO2 Regulator: Dual small gauges allows for a more precise reading of inner tank pressure and working output pressure. High Precision Low power consumption Solenoid Valve. Made of hard aluminum alloy, surface spraying treated. Fine tuning knob with knurl. Bubble Counter And Tools Included! Together with bubble counter, you can read your CO2 flow rate. Bubble counter with check valve function, stop water back flow to bottle. Material: Aluminum alloy acrylic Color: Silver;Blue Size: 15.5cm × 13.5cm Cable length:about 1.4m Connector: G5/8 Voltage: 220V
