Automatic cycle: After the memory card is filled with the recorded content, the new will automatically overwriting original without the need for manual deletion, providing sufficient storage space at any time 6 Glass Upgraded Lens: Combined with 1200W backlit, it can delicately display picture detail up to 130° Step ahead: adsorption, This device supports by simply pressing the button when turned on, without missing important recordings Charging while: With long battery service life, it supports / while charging Good chip, good: Upgraded lens combined with backlit function, large wide-angled lens with multilayer coating, capturing exquisited picture is that simple