


🌬️ Breathe Smart, Live Smarter — Your Air Quality Guardian
The HUABAN MQ-138 Formaldehyde HCHO VOC Gas Sensor Module offers ultra-fast detection (<1s) of harmful gases within a 1-100ppm range. Operating efficiently at 5V with low power consumption (<0.9W), it supports a broad temperature range (-10 to 50°C) and high humidity tolerance (up to 95% RH). Its compact size and built-in visual alarm make it an essential tool for proactive air quality monitoring in professional and home environments.
| Brand | HUABAN |
| Style | Compact |
| Product Dimensions | 35D x 28W x 40H Millimeters |
| Item Weight | 0.02 Kilograms |
| Alarm | Visual |
| Operating Humidity | 95 percent |
| Sensor Type | gas sensor |
| Manufacturer | HUABAN |
| Model number | MQ-136 |
| Item Weight | 20 g |
| Item model number | MQ-136 |
| Are batteries included? | No |
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