68-950-1 Mode Electronics AC Adapter 9VDC @ 500mA Centre Negative
Amazon.com: UpBright AC to 9V DC Adapter Compatible with Bench Scales 9.0V 500mA 0.1A-1A Power Supply Cord Charger 120V to 9VDC 100mA 1000mA 5.5mm x 2.1mm Tip Center Positive 9 V Universal