SINGLE-GAS DETECTOR(GAS ALERT), MFR: BW, ORDER: GAXT-M, MEASURING RANGE
(CARBON MONOXIDE): 0-999 PPM, TWA ALARM: 35 PPM, STEL ALARM: 200 PPM, LOW
ALARM: 35 PPM, HIGH ALARM: 200 PPM, RELATVIE HUMIDITY: 15%-90%, AMB.TEMP.: -30
TO +50 C, IP66, AUTO ZERO, SENSOR: ELECTROMECHANICAL CELL, AUTOMATIC
CALIBRATION, BATTERY: 1 X 3 VOLT LITHIUM, WITH 230 VAC BATTERY CHARGER