What should I buy?

Im getting almost brand new 5-6 days old Spinbot mag V1 from olx for 1000₹ but he don't have clips only got sticker and I'm using Android so my phone don't have magnet behind so I'm confused what should I buy brand new spinbot mag aur or mag v1 from olx?

My device is poco x8 pro i mainly need cooler for recording games at 120 fps so.... Please help me 🙏