Heritage has some sweet deals on these depending on who you like. Below are the current Over/Under +/-EV prices for each candidate:
Trump
+81.5 EV -110
+63.5 EV +115
+48.5 EV +124
+100.5 EV -140
Biden
-81.5 EV -120
-63.5 EV -145
-48.5 EV -159
-100.5 EV +110
Trump
+81.5 EV -110
+63.5 EV +115
+48.5 EV +124
+100.5 EV -140
Biden
-81.5 EV -120
-63.5 EV -145
-48.5 EV -159
-100.5 EV +110