Leg training is mainly squat, other lunges, straight leg hard pull and so on. The effect depends on your own practice, which has little to do with the equipment. In order to pursue greater muscle mass and strength, you can go to the gym, and the general bodybuilding exercise at home is completely enough.
Dumbbells and barbells are the most basic equipment, and other comprehensive equipment in the gym is only used to assist the effect. With these two, you don't have to go to the gym. Barbells are mainly used to increase and thicken muscles. If you have requirements for this, you can buy it yourself and practice it at home. Equipment practice has the advantages of equipment, but it also has the danger of muscle stretching, so it is good to cooperate without equipment at home.
There is a dumbbell video in the attachment.