WINTACT WT8820 Combustible Gas Alarm Detector For Home Slight Gas Leakage Flammable Natural Gas Leak Detector Monitor Gas Analyzerspecification 1. Material: plastic 2. Detection gas: combustible gas 3. Sensitivity: 50ppm methane (adjustable) 4. Alarm mode: sound and light alarm 5. Sensor type: low power semiconductor 6. Warm up time: 60 seconds (25 C, 60% ambient temperature) 7. Response time: 2 seconds 8. Operation cycle: continuous operation 9. Battery life: 8 hours of continuous use (slightly changed according to working conditions) 10. Sensor size: 30 cm 11. Alarm limit: 10%

7v / 750mah

fits the neck

When cutting

iPad Air 2022

Applicable objects: office workers

40HQ: 412 cartons * 62 pcs = 25544 pcs

2 x Ball Suction cup holder

Please check compatibility before purchasing

Low THD: greater than 0

It is a green charger without battery and not too heavy to carry

37kgs / 89

General Compatible with Samsung:  Galaxy Tab A7 Lite