Where can I find Electronic goods in Greppen?

Electronic goods can also be found in these cities:

Altdorf Baar Buchrain Buochs Cham Dietwil Ebikon Emmen Ennetbürgen Gersau Goldau Hitzkirch Horw Hünenberg Ibach SZ Ingenbohl Kappel am Albis Kriens Küssnacht Lucerne Malters Rain Rotkreuz ZG Sarnen Sempach Stans Steinhausen Unterägeri Urswil Wädenswil Zug

You can also find this in Greppen:

Baked Goods Yeast Fresh Pumpernickel Breakfast Cereals Olives Drinks Dry Herbs Spaetzle Snacks Horseradish