This solenoid valve is low temperature design, temperature below 30°, low heat and low noise. 100-240V wide voltage input, DC 12V output, the solenoid valve is 12V upgraded version without noise. It is safe, leak-free and easy to install, turns on and off automatically when used with a timer.Also, the timer can connect the lighting system of your aquarium, with it, better keep your aquatic plants healthy, more convenient and save energy. Features: Quiet and Safety: Wide voltage input 100-240V, DC 12V output, the solenoid valve is 12V updated noiseless version. High quality power cord (total length of power cord is 90cm), with ‘shockproof’ charger, safety and no safety hazard. Adjustable: Automatically turns on and off when used with a timer. With this CO2 solenoid valve, the timer can connect your aquarium lighting system and cut off the CO2 supply depending on the light. keep your aquatic plants healthy, more convenient and save energy. Suitable for: one end connects M10*1 external
