ApexGear Portable Gas Detector, Built-in Pump Sound Light Alarm, Rechargeable Indoor Air Quality Tester

・Adopts Liquid Crystal Dot Matrix Backlit Display: This portable gas detector uses liquid crystal dot matrix display technology with built-in screen backlight. It clearly shows real-time gas concentration data even in dark surroundings. The screen presents accurate volume percentage readings, letting you check gas values conveniently anytime indoors or outdoors.

・Customizable Sound & Light Dual Alarm System: Equipped with multi-mode alarm tones and flashing indicator lights, this gas tester supports personalized alarm threshold setting. When gas concentration exceeds your preset standard, sound and light alerts will activate simultaneously to remind you of hidden gas risks effectively.

・Built-in Suction Pump for Active Gas Sampling: With an internal air pump design, the portable gas detector actively draws surrounding gas into the sensor for detection. Active sampling greatly improves testing efficiency and accuracy compared with passive air intake, ideal for narrow spaces and pipeline gas inspection.

・High Precision Smart Sensor for Multi-Gas Detection: Fitted with premium smart sensor module, this gas detector can test various gases including CO, ozone, ammonia, hydrogen sulfide, flammable and toxic harmful gases. Sensitive probe captures tiny gas changes rapidly to ensure reliable safety monitoring results.

・Ergonomic Non-slip Portable Handheld Design: The gas tester features a non-slip side grip for stable handheld operation without slipping. Independent power button simplifies power on/off operation, compact body is easy to carry for field work, industrial site checking and confined space gas safety monitoring.