Has a Compact, Light, Rugged ABS Case
M40 Confined Space Kit for LEL, O2, CO, H2S receives continuous and simultaneous gas concentration readouts of up to four gases on a large, backlit LCD. Monitor features simple operation and calibration peak/hold readings, 50-hour datalogging, high/low, STEL, TWA and low battery alarms. Ultra-bright LED visual alarm, 90dB audible alarm and vibrating alarm sound when dangerous levels of gas are detected.
Rechargeable lithium-ion battery lasts up to 18 hours. Dimensions: 4.3"H x 2.45"W x 1.37"D, weighs: 8.6 oz.