Product name: Water level sensor; Model No.: ZP4510; Max Contact Rating: Max Contact Rating; 10 W: 10 WMax switching Voltage: 220 V DC / AC; Max Switching current: 1.5 A; Max Voltage Breakdown: 300 V DC / AC; Current Max Carry: 3 aMax Contact resistance: 100 m and x3 A9 ;; Temperature index:-10 / + 85 CelsiusMaterial: P.PSize: Thread diameter (approx): 9.5 mm / 0.374 inch; Body switch: 23.3 x 57.7 mm / 0.9 x 2.27inch (Max D * H); Cable Length: 36 cm / 14.2 inchColor: White, yellowPackage Content: 4 x water level sensorOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.