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Gas Alert Extreme O3 features: - One sensor. - Full function self-test of sensor, battery status, circuit integrity and audio/visual alarms. It constantly shows the gas concentration on the display. - Low, high, TWA and STEL alarms with adjustable settings. - Acoustic (95dB), visual and vibrating alarm. Impact and water resistant casing. Also available in data logging version. - Compact 2.8 x 5.0 x 9.5 cm. - Lightweight 82 g. Gas detector: Ozone.
黄色
