1. Lens diameter: 3.9mm
2. Focal length: 1.5-2cm
3. Pixel: 3 million
4. Gravity sensor: 5-axis
5. Image sensor: CMOS
6. Image transmission rate: 30fps
7. Working frequency: 2.4GHz
8. Built-in antenna: yes
9. Network standard: IEEE802.11b/g/n
10. Battery: 250mAh lithium battery
11. Battery life: 60 minutes
12. Charging time: about 1.5 hours
13. Input current: DC 5V 300mA
