13. Weight: about 63.8g, 9. Charging interface: Type-C, 1. Photo: 3840x 2160 800W, 10. Battery capacity: 400mAh, 2. Pixels: 4K, 8. Function: video recording / taking photos / listening to music / answering calls, 12. Size: about 16.1x 17.6x 4.7cm, 11. Packing list: glassesx 1 / manualx 1 / data cablex 1 / glasses clothx 1 / zipper bagx 1 / clear lensx 1, 6. Video format: MP4 video 2K, 3. Video resolution: 2048x 1152, 4. Charging voltage: DC-5V, 5. Viewing angle: 90 degrees, 7. Photo format: JPG photo 4K.
Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
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.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. Only one coupon available!
Link: Banggood product page
1. ($84.63): BGNEWYEAR8
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG159d9c, BGAudio3, BGAUGUST8, BGAudio9, BGBFDAY8
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Here is price history (for all/most countries) for XV16 Smart Glasses 2K Camera. The lowest price was: $59.99.
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)).