

The Temtop S1-up is a small indoor/environmental air quality monitor that integrates dust (PM2.5), temperature, and humidity sensors. It supports two operating modes (Real-time / Eco / Smart) to balance sensitivity and battery life, features a compact design with an integrated magnet for attachment to metal surfaces, and boasts a long battery life (~60 days in standby mode). It is used for monitoring AQI/PM2.5 in bedrooms, offices, classrooms, or living spaces.
| Specification | Value / Details |
|---|---|
| Model | S1-up |
| PM2.5 Sensor Type | Laser PM sensor |
| PM2.5 Measurement Range | 0 – 999 µg/m³ |
| PM2.5 Resolution | 1 µg/m³ |
| Temperature Measurement Range | –10 °C to 60 °C (14 °F to 140 °F) |
| Temperature Accuracy | ±0.5 °C |
| Humidity Measurement Range | 0 – 99.9 % RH |
| Humidity Accuracy | ±3 % RH |
| Battery | ~800 mAh rechargeable battery / AAA battery (depending on S1 model variant) |
| Battery Life / Standby Time | Up to ~60 days in power-saving mode |
| Operating Modes | Power-saving / Smart / Real-time modes |
| Dimensions & Weight | 90 × 68 × 18 mm; ~110 g |
| Display | 3.3-inch segmented LCD display |
| Mounting Options | Built-in rear magnet for metal surfaces; stand or tabletop placement |
