1.2 in DC 5-18V Water Flow Sensor with 304 stainless steel body and integrated liquid sensor switch. This device combines a flow sensor with a valve head to help regulate water flow and temperature in the system. Key benefits - Durable 304 stainless steel construction provides excellent corrosion and rust resistance and tolerates high temperature environments. - Works from DC 5-18V, making it compatible with common controllers and power sources. - Valve head included to help control internal water temperature within the circuit, adding a simple temperature management option. - Compact size for easy transport, storage, and integration into tight spaces; designed for long-term use with minimal footprint. Important attributes - Function: water flow sensing combined with a liquid sensor switch and valve head for basic temperature control. - Compatibility: DC 5-18V operation; suitable for hobbyist and light industrial setups. - Material: 304 stainless steel for corrosion resistance and durability. - Size: small footprint for easy mounting and space-saving applications. Use scenarios - Small cooling or filtration loops in DIY projects, where flow measurement and basic temperature control are needed. - Aquarium, hydroponics, or garden irrigation setups that require a compact, corrosion-resistant flow sensor with valve control. - Home brewing or coffee equipment where monitoring water flow and managing temperature in a compact package is advantageous.