Please check the shipping date in my profile. New, Free Shipping. This is a set of 2 compatible temperature sensors, Defi PDF00903S. Can be used for both water temperature and oil temperature. Although these are compatible products, I have specified the specifications (characteristics) directly to the factory for production. I have tested them and confirmed that there are no problems with accuracy, etc. Compatibility: Defi Advance Series Defi-link Series (CR, BF) Racer Gauge Din Gauge Defi-compatible connectors are also included. If you prefer crimp terminals, please let me know after winning the bid. I will change them to crimp terminals for free. The screw pitch is PT1/8. Yu-Yu Mercari delivery is available with free shipping. Conditions and details are described in my profile. If you wish to use other shipping methods, please inquire. We offer a warranty for initial defects. We offer a 3-week warranty for initial defects of new compatible sensors (3 weeks from the shipping date). This applies only if you contact us within 3 weeks of the shipping date. After you return the product, we will check it and then either refund or ship a replacement. We try to respond as quickly as possible, but please understand that it may take about a week for inspection, refund, or replacement shipment. If there is no defect in the product, we cannot accept a return, and we will reship it. In that case, you will be responsible for the round-trip shipping costs. If the defective part is unknown, please consult with us. We cannot cover damages caused by product defects (labor costs, short parts prepared in advance, etc.). We accept returns within one week (from the time of product arrival) for completely unused items only. In case of a return, you will be responsible for the round-trip shipping costs + transfer fees + winning bid fees + packing fees (500 yen). We cannot accept returns for custom-made products (e.g., connector changes). In the case of initial defects, we will accept returns even for custom-made products. In the case of initial defects, no return fees are required for standard products or custom-made products.