The switch should work on a 2007 E70, again be sure to order the one that covers your options for HUD, Xenons and Rain Sensor...

Here is the URL to the European Parts page which lists all E70s:
Control element light BMW X5 E70, X5 4.8i (N62N)

Enjoy.

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2008 4.8i X5 (2/25/08) 105k:
Titanium Silver/Black; All -HUD; Aero Kit; 22" VS-130 w/Pirellis;
///M Shifter & Fr Brakes; Gauge Rings; Console Pads; Custom Wheel & Mats; Roof Rails
Carbon Fiber: Int Trim, Nav Surround, Grill, Cluster Trim, Shifter & Eyelids
1.2" H&R; LUX AEs; LCI Tails; Rear Fogs; NBT EVO; ESS Tune; Meisterchaft GTC Exhaust