Sierra calar a batería

Worx WX550 - Sierra 2en1, sable/calar pendular 20V 2.0Ah (1bat)
Worx WX550.9 - Sierra 2en1, sable/calar pendular 20V (S/bat)
Worx WX542 - Sierra de calar BL 20V (1bat 2.0Ah)
Worx WX542.9 - Sierra de calar BL 20V (S/bat)
Worx WX543 - Sierra de calar pendular 20V 2.0Ah (1bat)
Worx WX543.9 - Sierra de calar pendular 20V (S/bat)