Onset^® HOBO® TidbiT MX2203 Temperature Data Logger

Temperature Sensor - Range: -4°F to 158°F (-20°C to 70°C) in air or -4°F to 122°F (-20°C to 50°C) in water; Accuracy: ±0.45°F from -4°F to 32°F (±0.25°C from -20°C to 0°C), ±0.36°F from 32°F to 158°F (±0.2°C from 0°C to 70°C); Resolution: 0.018°F (0.01°C); Drift: <0.18°F (0.1°C) per year; Response Time: 17 minutes typical to 90% in air moving 1 m/s, unmounted or 7 minutes typical to 90% in stirred water, unmounted. Transmission Range: Approximately 100´ line-of-sight. Wireless Data Standard: Bluetooth Smart (Bluetooth Low Energy, Bluetooth 4.0). Operating Range: -4°F to 158°F (-20°C to 70°C). Logging Rate: 1 second to 18 hours. Memory: 96,000 measurements. Battery: CR2477 3V lithium, user replaceable. Battery Life: 3 years, typical at 77°F (25°C) with logging interval of 1 minute and Bluetooth Always Off disabled in software; 5 years, typical at 77°F (25°C) with logging interval of 1 minute and Bluetooth Always Off or Bluetooth Off Water Detect enabled in software. Time Accuracy: ±1 minute per month at 77°F (25°C). Full Memory Download: Approximately 45 seconds. Dimensions: 1.75˝ x 2.88˝ x 1.41˝. Weight: 1.28 oz.