B57 Smart Watch Heart Rate Monitor Bluetooth Wristwatch IP67 Waterproof Man Woman Sport Smart Bracelet smart clock
Technical Details
| Application Age Group: | Adult |
| Band Detachable: | Yes |
| Band Material: | Silica |
| Brand Name: | Jiaoyabuy |
| Case Material: | Alloy |
| Compatibility: | All Compatible |
| Function: | Week |
| Language: | English |
| Model: | M31 |
| Screen Style: | Round/Oval |
| Screen Type: | Color LCD |
| Style: | Sport |
| Touch Screen: | Yes |
| Waterproof Grade: | Life Waterproof |
Price history chart & currency exchange rate
