Check the listing for details. Liquid Water Level Control Ultrasonic Water Liquid Sensor DS1603NF. Condition: New. Listed at 30.55 USD. Liquid Water Level Control Ultrasonic Water Liquid Sensor DS1603NF Product Features Must read before buying: 1: The wall thickness of the metal container requires 3-8MM 2: Require no paint on the container 3: It is required that the liquid impurities should not be too much 4: The diameter of the container cannot exceed two meters Model: DS1603NF(NO) DS1603NF(NC) DS1603L DS1603DA DS1603AQ Type: Non-contact liquid level sensor Products Include 1* Sensor Shipping We will ship within 1-5 days after payment. - Economy: 15-60 days - Standard: 10-35 days - Expedited: 4-7 days Note: Average delivery time for reference only, actual time varies for different countries and related to uncontrollable factors such as weather, natural disasters and pandemic. Import DutiesOur selling price does NOT include your import duties & fess charged by customs, please advise how much value we can show on invoice for expedited shipping.Contact UsIf you have any questions regarding the transaction, before leaving any feedbacks,please tell us and give us an opportunity to find a solution. Thank you!