Features Applicable Range: The measuring range of this differential pressure gauge is ±250Pa, suitable for measuring parameters such as pressure differences in various gas media in chemical, metallurgical, power, nuclear power, etc. Multiple Function: This manometer supports pressure and temperature measuring, with maximum and minimum modes, specifically designed for gas measurement and calibration, troubleshooting gas pressure system, laboratory testing, etc. Durable Material: This handheld pressure gauge is made of excellent ABS material, impact resistance, high temperature resistance, and has a long service life, supports LCD backlight and displays data clearly. Good Performance: This dual port pressure gauge adopts professional design, with high resolution and measurement accuracy. It adopts excellent pressure sensor, high accuracy ADC, and low power MCU for stable performance. Data Recording: The digital manometer with backlight has a storage function that stores data in a timely manner, supports data retention and DIF mode, and issues a warning in a timely manner when the battery is low. Specification: Item Type: Digital Manometer Material: ABS Battery: 1 x Polymer Battery 1000mAh (built in) Measurement Range: ±250Pa Standby Current: 3.5μA Working Current: 90mA (When lithium battery is 4.2V, the buzzer is off) Temperature Compensation Range: -5-50℃ Overload Pressure: X3FS Accuracy (Total Error): ±1%FS (Range ≥ ±1Kpa); ±2%FS (Range ≤ ±1Kpa) Working Temperature Range: -10-60℃ packing list: 1 x Differential Pressure Gauge 2 x Hoses 1 x USB Cable 1 x User Manual 1 x Storage Box Package List 1 x Differential Pressure Gauge 2 x Hoses 1 x USB Cable 1 x User Manual 1 x Storage Box