mistake in ordering

I would like to cancel this order, details are:
1x #HK-SS-ARF/16544 HobbyKing™ Bixler™ v1.1 EPO 1400mm - (ARF) = $52.65
1x #HKESC20A/14871 H-KING 20A Fixed Wing Brushless Speed Controller = $8.86

PayPal $0.00
SCS Express to Italy (MAX 2kg) $53.94
Taxes: $0.00