| Screen: | < 2"; | health measurement: | heart rate monitor; |
| Battery: | 180 mAh; | Packaging Detail: | Retail package; |
| Function: | Heart Rate Tracker; | Display Color: | Color; |
| language: | Multi-language Optional; | Single package size: | 10X10X5 cm; |
| Design: | Bar; | Single gross weight: | 0.21 KG; |
| Feature: | Build in Flash,MP3 Playback,Touch Screen,Bluetooth; | Selling Units: | Single item; |
| Display Type: | IPS; | Resolution: | 240*240; |
| Brand Name: | OEM; | screen size: | 1.3inch IPS color; |
| Camera: | No Camera; | Model Number: | B57; |
| Waterproof: | IP67; | Operation System: | Android 4.4 and IOS 9.0 and above; |
| Movement trajectory: | Android device support; | Reminder function: | call and message reminder, clock reminder; |
| Remote control camera: | support; | Place of Origin: | Guangdong China; |
| Chip: | NRF52832; |
2019 new IP67 waterproof B57 bracelet heart rate monitor blood pressure fitness tracker smart watch B57













Package&Accessories:
1Smart watch /1*User Manual (English&Chinese)/1*Charging cable
Shipping:
We will choose best shipping from DHL,UPS,FedEx and EMS etc for you.
1) 3 times test before shipping
2) 24 Months Warranty
3) Competitive price but high quality
4) OEM&ODM order welcome
5) Good after-sale service& 12 months technology service support
6) Fast delivery
OEM: |
ODM: |
We are factory. We have our sales team of international trade.
Q2: When will the products be delivered if the order has been placed?
For normal products, it will take less than 1 week to produce, for custom products it will take 6~8 days for production.
Q3: What is your quality control process?
We do 100% testing for any product before the order has been delivered.
Q4: Do you have quality guarantee?
Yes, we do a 2-year Warranty for any of our product. We guarantee a full refund for the quality defective products.
Q5: What about the payment?
We accept T/T, and L/C for the large quantities order; Paypal, Western union and Money gram will be accepted for the small quantities order.
Looking forward to hearing from you soon.