【Product Details】 HIDIS Magnetic Laboratory Wired Keyboard HIDISC Standard Wired Numeric Keypad (18 keys) HDK-1109K with USB port 【Product Details】 ■JAN code: 4984279550281 ■Model number: HDK-1109K ■Compatible devices: PC/AT compatible machines with a USB port ■Compatible OS: Windows 10, Windows 8, Windows 7 ■Compatible interface: USB 2.0 ■Key pitch: 19.0mm ■Key stroke: 3.8mm ■Cable length: 0.5mm ■Body dimensions: W87 x D133 x H21mm ■Body weight: Approximately 87g Used a few times, so there are no noticeable scratches, but please refrain from purchasing if you are concerned about minor details as it is stored by an amateur. Waterproof and damage protection will be applied, and it will be shipped via "Yu-Packet Post".