MP103 / Carbon Monoxide (CO) 1-500 ppm, 3-yrs Battery, UL Class I/II/III dup-review-publication H2S sensor for MP420 series:

H2S sensor for MP420 series:

This battery features high and stable operating voltage

Stainless Steel for reactive gases

THT Sensor for MP400 series

MP103 / Carbon Monoxide (CO) 1-500 ppm, 3-yrs Battery, UL Class I/II/III dup-review-publication H2S sensor for MP420 series:Size: 3. 46 x 2. 44 x 1. 3 in (88 x 62 x 33 mm) Weight: 4. 4 oz (125 g) UL cUL: Class I, Div 1, Group A, B, C, D; Class II, Div 1, Group E, F, G; Class III, Div 1 Temperature rating T4, 20 C Tamb +50 C 50 Event logger IP rating: IP 67 Large LCD for operation month countdown Password protection Low and High Alarms, adjustable in field Six bright red flashing LEDs 3 years operational life