# Xiaomi/Mijia LYWSD02 e-ink Clock
| Model Id | LYWSD02 (opens new window) |
|---|---|
| Brand | Xiaomi/Mijia |
| Model | e-ink Clock |
| Short Description | Rectangular clock with e-ink display and temperature/humidity measurement |
| Communication | BLE broadcast |
| Frequency | 2.4Ghz |
| Power Source | 2 CR2032 |
| Exchanged Data | temperature, humidity, battery |
| Encrypted | No |
| Image | ![]() |
