| Model NO. | D52 | 
| Certification | RoHS, CE | 
| Warranty | 1 Year | 
| GPS accuracy | Less than 5M | 
| Waterproof | IP67 Waterproof | 
| Battery | 710mAh Class A Rechargeable Polymer battery | 
| Charging | 4pin magnetic charging data cable | 
| Location Mode | GPS+LBS+WiFi positioning | 
| Chipset | SL8521E | 
| Color | Blue/Pink/Black | 
| Material | ABS+PC+silicone | 
| Face unlock | support | 
| Operation system | Android 8.1 system | 
| System Memory | 1GB+8GB | 
| Video Call | support | 
| Vibration | With motor for vibration mode | 
| APP and platform | Lifetime free of charge | 
| Transport Package | Giftbox Package or OEM Package | 
| Specification | CE, RoHS | 
| Trademark | OEM | 
| Origin | Shenzhen, China | 
| HS Code | 85269100 | 
| Production Capacity | 2000PCS/Day | 
 
                 
                 
                     
                    