ST8900 4-in-1 Mini Air Monitor Gas Leak Tester

Multi-Gas Detection
– Simultaneously measures carbon monoxide (CO), oxygen (O2), hydrogen sulfide (H2S), and combustible gases (LEL) for comprehensive air quality monitoring.
High-Precision Sensors
– Advanced electrochemical sensors ensure accurate and reliable readings with fast response times for immediate hazard detection.
Compact & Portable Design
– Lightweight handheld unit with a rugged ABS casing, ideal for confined spaces, industrial sites, laboratories, and home safety checks.
User-Friendly Operation
– Simple one-button calibration, backlit LCD display, and audible/visual alarms for instant hazard alerts.
Wide Applications
– Perfect for HVAC technicians, firefighters, safety inspectors, and home use to prevent gas leaks and ensure workplace safety.
Long Battery Life
– Powered by rechargeable lithium batteries for extended field use without frequent replacements.
Durable Construction
– Shock-resistant and dustproof (IP54 rated) for reliable performance in harsh environments.
Affordable & Bulk Discounts
– Wholesale pricing available for bulk orders, ensuring cost-effective safety solutions.