This solenoid valve features a low-temperature design with operating temperature below 30 degrees, ensuring low heat and low noise performance. It supports 100-240V wide voltage input with a stable DC 12V output, designed as an upgraded 12V silent version for quiet operation. The valve is safe, leak-proof, and easy to install. It can be automatically turned on and off when used with a timer, which allows synchronization with an aquarium lighting system to help maintain healthy aquatic plants, enhance convenience, and save energy. Features: - Silent and Safe Operation: Equipped with 100-240V wide voltage input and DC 12V output, this solenoid valve is an upgraded 12V silent version. Includes a high-quality 90cm power cord with an anti-shock adapter for safe usage. - Timer Compatible: Automatically turns on and off when connected to a timer. Enables integration with aquarium lighting to control CO2 supply based on light cycles, promoting plant health and energy efficiency. - Connection Options: Single head version connects one end to M10*1 external thread or fine adjustment valve and the other end to 4*6mm tubing or bubble counter. Double head version connects both ends to 4*6mm tubing or bubble counter. Offers anti-shedding design and reliable sealing to prevent leaks. - Durable and Easy to Control: Constructed from aluminum alloy for strength and durability. Features low-temperature operation, low heat emission, and quiet performance. Allows user control over outlet timing for stable and convenient operation. Specifications: - Name: Solenoid Valve - Color: Silver, Black - Material: Aluminum Alloy - Power: 1.6W - Voltage: 100-240V Input, 12V Output - Type Options: Single Head / Double Head - Single Head Connections: M10*1 external thread or fine adjustment valve / 4*6mm tube or bubble counter - Double Head Connections: 4*6mm tube or bubble counter - Size: 51*48mm - Power Cord Length: 90cm Notes: - Only suitable for valve output pressures below 6KG. - Trim valve interfaces (non-M10*1) cannot connect to the single head version; a double-headed solenoid valve with 4*6mm air tubing is required. - In case of minor leakage when off, try reversing the inlet and outlet connections. - Slight surface heat during operation is normal. Avoid touching during use. Package Information: - Package Dimensions: 13*8.4*4cm - Package Weight: Single Head: 154g; Double Head: 141g - Packaging: Gift Box Packing List: - 1 x Solenoid Valve - 1 x Wrench - 1 x Seal Ring - 1 x Plug