Ask about 18650 battery the use difference between big and small button top？

Batteries and Chargers Rechargeable Batteries
1

2 types, are all flashlights suitable? thank you

5.69€ 29% OFF|100% neue Geschützt 18650 NCR18650B 3400mah akku 3,7 V mit PCB Für Taschenlampe batterien|rechargeable battery|battery 3.7vbattery rechargeable - AliExpress*