The Edge Series incorporates many suggestions from customers. "Pipe through" security which enables the user to pass a python cable through the main housing making theft impossible, ease of use, all new programming menu and simple controls, "Flip-down" hinge makes changing setting much easier, Elastic attachment belt, leveling system to aim camera up and down, time lapse photography. Just a few suggestions implemented.COVERT EDGE CAMERA

3.1 ES PHOTO/ VIDEO
Additional Specs:

• 5MP color CMOS...
• Adjustable picture resolution 8MP, 5MP, 3MP, .. (3MP only on ES3.1)
• 50' infrared flash range...
• Up to 32GB SD/SDHC card...
• Takes pictures or video...
• Video resolution 640 x 480 (30fps) .. (3.1 ES 320 x 240)
• ES8.1 TL has time lapse mode .. (30 sec-24 hour interval)
• Trigger speed 1.2 Second...
• Interval 1 Second - 60 minutes...
• Photo burst 1 or 3 images...
• Date, Time, Temperature & Moon Phase...
• Selectable Timer Switch...
• 5.9" x 3.7" x 2.5" in size...
• Operates on 4 "AA" batteries (not included).