Hi guys

Expert in the house I need your help concerning a business I want to venture in to.
First I want start a non android phones like small aitel, tecno, and Hhorse phones in retail sales.
Secondly am thinking of phone accessories such as earpieces, chargers and phone casing.
Though I intend to sale in a contain kiosk because my capital is not much to rent a shop.
My concern now is which of the business is profitable and can I start with the sum 80-100000 for small (business) shop ?

Thanks