Platinum thermal resistance is a kind of accurate, sensitive and stable temperature sensor. The temperature sensing element can be quite small so it can be made into all kinds of micro temperature sensor probe. Features: PT100 platinum resister waterproof temperature sensor temp probes. High measuring accuracy, stable performance. External insulated shielding and internal fiberglass insulation. Wide temperature range from -20 to 250.Small structure, wide use, good reliability and short thermal response time.Specifications: Type: Platinum thermal resistance waterproof Temperature Range: -20~250 Sensor Size: 4 x 30mm / 0.15 x 0.18" Cable Length: About 50cm / 19.68" External Shielding: Insulated shielding Internal Insulation: Fiberglass Quantity: 10pcs Weight: 37g(approx.) Package Includes: 10pcs x Sensor Probes Note:1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. . Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!