View Angle: 70 degreeFocal distance: 5cm-infinate., 1/1.5/2/3.5/5M Long USB Cable ;, Support computer: android/XP W7 W8 VISTA W10, Exposure Light Automatic, Power Supply 5V DC via USB, Waterproof level: IP67, Video Format AVI, Resolution 640*480, Photo Format: JPEG, Frame Rate: 30fps, Operating Temperature 0 degree to 70 degree, 5.5MM Len with 6pcs adjustable LED lights waterproof;, Lens Diameter: 7.0MM, Sensor Size: 1/9 inch.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Updated:
Banggood
Warehouse in China.
Link: Bakeey 7mm 6LED Android Endoscope
$12.73 with coupon: Cuponation9
$13.15 with coupon: BG00c906
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Here is price history (for all/most countries) for Bakeey 7mm 6LED Android Endoscope. The lowest price was: $6.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).