Add products Opencart

Good day! Need to add products to the online store https://www.shop-security.com.ua/videonabludenie/

1. Name
2. A unique description (1-2 paragraphs)
3. Photo (1-2 PCs)
4. Filling the attributes
5. Filling meta tags
6. 2 languages

1. How much for 1 product?
2. How much for 100 products?
3. As you can do goods a week?