Sorry, don't know what I read to come up with 7 ounces - 39grams per below. I have the black one's. Hope to post a video tomorrow night of my pheasant hunt. The post above didn't show an arperture effect. Anyway, they are serving the purpose I bought them for
Product Size 170 x 160 x 40mm (folded)
Physical Weight 39g
Speed Read Read - 700kbs / Write - 500kbs
USB 2.0 (HS)
Power Supply Embedded 550mAh Li-polymer Battery
Power Duration 2.5-3 hours
Power Adaptor 5V DC / 500mAh
Memory Built in 4GB, Max 8GB, Support Max 8GB Micro SD card
Resolution 736 x 480
Video Format AVI
Audio Stereo
Recording Speed 30fps
Working Temp 23F - 104F
Storage Temp -4F - 176F