Helmet digital camera AT21 1.3 mega pixels CMOS, built-in 64MB 640*480 30FPS 3xAAA Battery Micro SD Card/TF Max. 8GB

Helmet digital cameraAT21

Sensor	1.3 Mega CMOS sensor
Resolution	640 x 480
Frame frequency	30 fp/s
Internal memory	64M
External memory	Support TF Card slot (up to 8G) Card Optional
File format	AVI
Battery	3 AAA battery  (Optional)
	Battery working time Over 90 minutes
Interface	USB2.0
Others	Web camera
	Easy mounted on bicycle helmet or fixed on body parts

Helmet digital camera AT21