Two In One Gas Detector Hydrogen Sulfide H2S Carbon Monoxide Gas Detector Toxic And Harmful Combustible Gas Detector Office Supplies very close to the color

very close to the color of real grass

instruction manual * 1

(3)3 Directions and 4 TPDs ★Control winding direction(clockwise

Safety Locking HingeMade of strong and high quality stainless steel

4 sets * 1

Two In One Gas Detector Hydrogen Sulfide H2S Carbon Monoxide Gas Detector Toxic And Harmful Combustible Gas Detector Office Supplies very close to the colorShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Packing List Gas tester * 1 Features High precision electrochemical sensorUsing electrochemical sensor, the reaction is sensitive, the measurement is accurate, and has good stability and repeatability. It can detect and alarm in time, not let go of any danger. Sound light vibration triple alarmUsing high decibel beep alarm, and flashing alarm double prompt can set the alarm