| Brand | Aqara |
| Model | Radiator Thermostat E1 | SRTS-A01 |
| Wireless protocols | Zigbee 3.0 IEEE 802.15.4 |
| Operating temperature | 0°C ~ +40°C (32°F ~ 104°F) |
| Humidity | 15 ~ 85% RH |
| Battery | 3V ? (2 × 1.5V AA) |
| Threaded connection | M30×1.5 mm |
| Dimensions | O 57×89 mm (O 2.24×3.5 in.) |
| Weight | 150 g |