What can I train with a rowing machine?

Is the cross trainer or the elliptical trainer more effective?

4871 Cardio 5.0

Do I need to maintain the ergometer? Do the moving parts inside wear out?

How do rowing machines need to be maintained?

3866 FINNLO Barbell Rack

3642 Squat Rack

3582 Dual Biceps Triceps

Connecting the fitness device to the Kinomap app

75000 Body Screen TX - Product description

4860 Cardio T3

4862 Cardio XT6 BT

Do you need bandages for boxing training or are closed gloves good enough?

4866 Cardio XT9 BT

How should I maintain my treadmill?