DX-20A 20-keys USB Wired Mechanical Black Shaft Mini Numeric Keyboard (White)

1. Voltage: DC 5V 2. Current: <=60mA 3. Number of keys: 20 keys 4. Key life: >=50 million times 5. Key structure: mechanical black shaft 6. Interface: USB 7. Material: ABS 8. Size: 10.2x14x2.5cm 9. Cable length: about 1.5m 10. Applicable: bank securities/industrial computer/financial accounting, etc.