• 【High-Definition Display】Full-view, large HD vertical screen for easy reading of measurements.

• 【Auto Sleep Function】5-minute auto-sleep feature prevents battery drain from forgetting to turn off the device.

• 【Durable Construction】Welded display screen prevents common market issues like missing pixels and oxidation, ensuring resilience during shipping.

• 【Safety Design】Uses a CR2032 battery with a child-safe battery compartment to prevent accidental ingestion.

• 【Smart Backlight Indicator】Backlit screen displays red for readings over 40ppm and green for under 40ppm, providing quick visual feedback.

Specifications:

• Measurement Range: 0-9999ppm / 0-9999μs/cm / 0-60°C (32-140°F)
• Accuracy: ±2%
• Battery: 3V CR2032 (50mAh capacity)
• Working Current: ≤2mA
• Operating Temperature: 0-60°C
• Dimensions: 154 x 30 x 14mm