1. Product name:3.0 inch USB driving recorder（T638+）
2. Material: zinc alloy
3. Weight: 420g
4. Color: black
5. Size: 80*50*35mm,Display 3.0 inches
6. Lens: 4G with OV wide-angle lens
7. Aperture: F2.0
8. Angle: 70 degree A + level high-resolution ultra-wide-angle lens
9. Pixel: 12 million
10. Memory card: TF card
11. Maximum supported memory: 32GB
12. Power interface: DC: 5V-1A
13. Battery capacity: built-in 200mAh Seiko protection board
14. Current frequency: 50HZ/60HZ
15. Product features:
1) Collision sensing system, lock important moments
2) Auto cycle function, extend memory card usage space
3) Motion detection, 24 hours other vehicle monitoring
4) Double lens fisheye lens, simultaneous recording before and after
5) Car grade/170°wide angle 1920*1080P HD 30FBS, clear night vision effect