Carbon Monoxide Alarm CO Detector Gas Leakage Detector Gas Tester Detector Claw Hammers 1）Each model has national safety

1）Each model has national safety certification of mining productsï¼

This set of desks and chairs is of good quality

The steel pipe uses thickening and widening materials

The copper motor features low noise and smooth operation

Part box yellow X4 (1 box of 20 pieces) * 1

Carbon Monoxide Alarm CO Detector Gas Leakage Detector Gas Tester Detector Claw Hammers 1）Each model has national safetyShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Packing List One carbon monoxide alarm * 1 Features High precision 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. Vibration double alarmUsing high decibel beep alarm, and flashing alarm double prompt can set the alarm value, sound