Min. Order Reference FOB Price
500 Pieces US$4.00-6.00 / Piece
Product Description
Features: 1. Excellent reliability &high stability 2. Durable sensor head, 5 years lifetime 3. Self test function 4. Visual and audible alarm function 5. Sensor fault detection 6. Can be connected with valve 7. Hush function in alarm status. 8. Less affected by other organic solvent 9. ...