How much does this cost to the nearest dollar?

AC Adapter for Casio Keyboard Charger Power Cord Supply
Brand New, High Quality AC Home/Wall Charger/Adapter. This adapter/charger connects your device to wall power jack for power charging, converting 100V - 240V Input 100v - 240v. Output 9V 850mA Tip Center(-)Outer(+) With smart IC circuit inside and LED light indicator for preventing overcharging and for short circuit protection. Compact design light in weight-- about 3 ounces. Package includes 1 unit of AC adapter. Compatible with Casio Keyboard AC Adapter for Casio Keyboard Charger Power Cord Supply Input Voltage AC Input Frequency Adapter Great for Replacement,US Standard Plug. Short circuit Protection.Light in weight and with heavy-duty cable-wire. Compatible with Casio Keyboard Dimensions 4

Price is $10.00
Price: $9.99