According to Makita (https://www.makita.de/product/drt50zjx2.html), this is a set WITHOUT battery and charger. So if you don't already have them, you would have to buy them separately.
Don't be alarmed if svh24.de is printed on the delivery box ;).
The difference lies in the accessories. The DRT50ZJX11 is the standard equipment without battery and charger. Included is the suction socket // rip fence // collets 6mm and 8mm //
copying sleeve // spanner // straight milling attachment // MAKPAC-D transport case.
The DRT50ZJX2 is supplied with battery and charger. The accessories supplied are; contour guide, rip fence, router module swivelling, plunge module, edge router module, copy sleeve, collet 8 mm, collet 6 mm, clamping key SW 13, clamping key SW 22, MAKPAC transport case. However, the mentioned milling head is not mentioned.