產(chǎn)品規(guī)格?FuelCellSensorLCDindicatesgasconcentrationComplywithstandardEN50291Peakvaluememory 產(chǎn)品優(yōu)點(diǎn)?Workingpower:2AAbattery(3V)Display:LCDandbacklightWorkingcondition:Temperature:-10℃～55℃Humidity:Responsetime:≤30sGassampling:NaturaldiffusionAlarmingmethod:VisualandaudibleAlarmsound:≥85dBSensorlife:>5yearsWeight:About:420gDimension:L×W×H170mm×100mm×45mmAlarminglevel:50ppm　Between60-90mins100ppm　Between10-40mins300ppm　Lessthan3mins 認(rèn)可標(biāo)準(zhǔn)?CE,ROHS