General description The Solenoid Valve for Aquarium CO2 System Regulator is a high-quality, noiseless version designed for efficient CO2 management in aquariums. It features a wide voltage input of 100-240V and outputs a stable DC 12V, ensuring safe operation. The valve is compatible with timers, allowing for automatic control of CO2 supply based on your aquarium lighting system, promoting healthy aquatic plants while saving energy. Technical specifications Voltage input: 100-240V Output voltage: DC 12V Power cord length: 90cm Temperature design: Low temperature below 30° Compatibility and accessories Connects to M10*1 external thread or fine adjustment valve Compatible with 4*6mm tube or bubble counter Installation Easy to install and control according to user needs Usage Automatically turns on and off when used with a timer Connects to aquarium lighting system to manage CO2 supply