Specifications:

115i:
Temperature Sensor Type: NTC
Temperature Measuring Range: -40 to +150 u00b0C
Accuracy: u00b11.3 u00b0C (-20 to +85 u00b0C)
Resolution: 0.1 u00b0C
Weight: 127.4 g
Dimensions: 183 x 90 x 30 mm
Operating Temperature: -20 to +50 u00b0C
Material: Plastic
System Requirements: iOS 8.3 or newer, Android 4.3 or newer; compatible mobile device with Bluetooth 4.0
Battery Type: 3 AAA micro batteries (not included)
Battery Life: 150 hours
Data Transfer Method: Bluetooth-compatible
Radio Range: 100 m
Color: Black/Orange
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549i:
Pressure Measurement Range: -1 to +60 bar
Accuracy: u00b10.5% full scale value (fsv)
Resolution: 0.01 bar
Probe Connection: 7/16" u2013 UNF
Overload Pressure: +65 bar
Weight: 156.6 g
Dimensions: 125 x 32 x 31 mm
Operating Temperature: -20 to +50 u00b0C
Storage Temperature: -20 to +60 u00b0C
Housing Material: Plastic
System Requirements: requires iOS 8.3 or newer, Android 4.3 or newer, and Bluetooth 4.0 compatibility
Product Color: Black/Orange
Battery Type: 3 AAA micro batteries
Battery Life: Up to 150 hours
Compatible Pressure Media: CFC, HFC, HCFC, N, Hu2082O, COu2082
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Features:

115i:
1.Wireless Data Transmission: Utilize Bluetooth technology for effortless integration with compatible iOS and Android devices up to 100 meters away.
2.Wide Temperature Range: Compatible with applications requiring measurement within a range of -40 to +150 u00b0C, ideal for various heating and cooling systems.
3.Compact & Lightweight Design: Streamlined dimensions of 183 x 90 x 30 mm and a weight of only 127.4 g ensure portability and ease of installation.
4.Smart App Integration: Works seamlessly with the TestoSmart App, facilitating convenient data visualization, analysis, and reports.
5.Extended Battery Life: Operates for up to 150 hours using 3 AAA batteries, ensuring prolonged usage without frequent replacements.
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549i:
1.Enhanced Measurement Precision: Measures pressure within a range of -1 to +60 bar, guaranteeing accurate results with u00b10.5% of full-scale value (fsv).
2.Robust Overload Capability: Supports pressures up to +65 bar, making it suitable for demanding environments and high-pressure systems.
3.Compact & Portable: Designed with dimensions of 125 x 32 x 31 mm and a lightweight build for effortless handling and storage.
4.Versatile Compatibility: Supports various pressure media types such as CFC, HFC, HCFC, N, Hu2082O, and COu2082 for diversified applications.
5.Smart Connectivity: Integrates seamlessly with TestoSmart App via Bluetooth for real-time data insights, analysis, and documentation controls.
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Package Included:

2 x 115i Wireless Temperature Sensor
2 x 549i Wireless Pressure Sensor
1 x Storage Box
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