This rugged, submersible data logger features a 2 foot flexible probe and a 4" stainless steel sheath with 1½" handle. The external probe allows for easy insertion for the temperature point being monitored, and the body of the data recorder can be kept in another location. The rigid 4" probe houses an RTD temperature sensor which provides fast response time and accurate readings up to 150°C. Its 316 stainless steel enclosure and low profile makes it perfect for use in many environments. Temperature Sensor: 100 ohms Platinum RTD Temperature Resolution: 0.05°C Temperature Range: -40 to +150°C Temperature Calibrated Accuracy: ±0.5°C Baud Rate: 2,400 Memory: 32,767 Typical Battery Life: 1 year Sample Rate: 1 second up to 12 hours Submersible: Yes Operating Environment: -40~+150°C, 0~100%RH Dimensions: Body: 1.1" x 1.75" dia. (28mm x 45mm) Probe: 4" x 1/8" dia. (102mm x 4mm) CE Approval: Yes Weight: 9oz.