SC-04 (HCN) EX with Alkaline battery

Continuous Operation:

• The SC-04 can operate continuously for up to 9,000 hours on two AAA size alkaline batteries (depending on the model).
• It specifically monitors Hydrogen Cyanide (HCN) gas in the range of 0 to 30.0 ppm.

User-Adjustable Alarms:

• It features three preset alarms that users can adjust according to their requirements.
• The alarms are visual, audible, and vibration-based.

Compact and Resilient:

• The SC-04 is pocket-sized, measuring 2.1” W x 2.6” H x 0.9” D, and weighs 2.8 ounces.
• It is impact, dust, and water resistant with an IP-67 ingress protection rating.

Interchangeable Sensors:

• The replacement sensors are inexpensive and easily field replaceable.
• They have a life expectancy of over 3 years and are interchangeable with other popular RKI instruments like the GX-3R, GX-3R Pro, and GasWatch 3.

Gas Detection Ranges:

• Hydrogen Cyanide (HCN): Detects in the range of 0 to 30.0 ppm.
• Nitrogen Dioxide (NO2): Monitors in the range of 0 to 20.00 ppm.