JYF-2019B8 Tuya/TTlock Smart Door Lock
| Model Number | JYF-2019B8 |
| Data Storage Options | Cloud, Memory Card |
| Network | wifi |
| APP name | Tuya |
| Battery Life | 1 Year Normal |
| Battery | 1.5V*4 |
| Emergency Power Supply | Type-c USB |
| Single | 276*192*97mm |
| Box size | 555*390*410mm |
| Single weight | 2kg |
| Network | WIFI+ZiGBEE |
| Password | 100 |
| Fingerprint | 100 |
| Voltage range | 4.5-9V |
| Unlock time | 1.5s |
| Working temperature | -20°C~70°C |
| Card types | MIFARE M1 |
| Card | 100 |
