dz09 electronic watch with camera sleeptracker waterproof sport smartwatch support sm card with call function ing

product name: dz09 smartwatch; style: smartwatch; color: black, white, silver, brown; screen size: 1.56"; resolution: 240*240 ips; bluetooth version: bt3.0; battery: 380 mah; power interface: micro usb; material: alloy+abs+silicone;