| Color | Black |
| Model | ET-B1 |
| Quantity | 1 Set |
| Material | ABS |
| Function | Temperature display，humidity display |
| Screen Size | 1.5 inch |
| Display Color | Black |
| Temperature Range | -50~70 ℃ |
| Humidity Range | 10~99% |
| Power Supply | Built-in 2 x LR44 batteries |
| Cable Length | 0 cm |
| Packing List | 1 x Hygrometer & thermometer |