Wika 82025D2G4 Solar-powered Digital Thermometer
Model TI.82 3 Inch Dial -50/300° F 1/2 NPT
Adjustable Angle Stainless Steel Case
Similar to the TI.80, WIKA's TI.82 is powered by a 3V solar cell and is ideal for accurately monitoring temperature in biotechnical and chemical processing, composting, aviation, and power generation applications. The TI.82 features an adjustable angle connection and stem lengths from 1" to 36".
The TI.82 offers a 3-1/2 digit display, and an update speed of 15 seconds.
Key Specifications
Range: -50° to 300° F or -50° to 150° C
Accuracy: ±1.0% of scale
1/2" NPT, adjustable angle connection
304 stainless steel case, glass or acrylic window
Stem lengths available from 1" to 36"
Requires 35 LUX minimum for power
newer used
These are 231 dollars plus tax so 250 new
https://www.rg-group.com/product/82060d2g4/wika-82060d2g4-solar-powered-digital-thermometer-model-ti82-3-inch-dial-50-300-degree-f-1-2-npt-adjustable-angle-stainless-steel-case?gclid=EAIaIQobChMI7Lb95YHf4QIVl6DsCh2QTA7bEAYYASABEgJ37fD_BwE