eMedia Music Ukulele Method - Ukulele Learning Software (Windows, Download) - [Site discount] EU12161DLW
Tripp Lite Power Protection & KVM Switches & Adapters 750-Watt PowerVerter APS 12-Volt DC 120-Volt Inverter/Charger 6-Foot Cord Black APS750
APC Battery Back Up Surge Protector, 500VA Backup Battery Power Supply