There are many different types of DIY gel-kits available in the market. Honestly, most of them are the same. If you would like to try doing a manicure at home yourself, try watching some YouTube tutorials. Pay special attention to how a proper nail prep is done. Next, you would also want to be careful when cutting your own cuticles. Ensure that your equipment is clean and sterilized. We do want to introduce bacteria and fungus into our nails.
A gel-kit will last longer compared to a normal polish. However, you will need to manage your expectations. A DIY gel-kit usually lasts up to 10 days and is not salon grade. Be careful during application to prevent the gel polish from chipping and any damages to your nail bed.