2,3-22,7kg, per pair. On his version, you can't add more weight. If you want to add more weight you need to consider the PowerBlock Sport EXP.
A propos de Powerblock
PowerBlocks are adjustable dumbbells that are simple to use. To change weights, remove the pin, select the rail with the corresponding weight chart, then insert the pin completely into the desired slot. That's it, you're ready to lift.