Description:Name: Secondary ScreenType: USB 9-pin connectorMaterial: Plastic + MetalInterface: 9-pin interfaceSupported system: Compatible for Windows/Linux&nbsp;operating system.Speed: USB2.0Interface: 1 to 2 ports /1 to 4 portsThread length: 9 needles, 1 to 2 threads, length of about 30 cm, 9 needles, 1 to 4 threads, about 30 cmIPS screen size: 7.4 x 7.4CMTuring Software Download:https://www.turzx.com/2021/11/09/download/2.1-inch screen Software:https://lgb123-1253504678.cos.ap-beijing.myqcloud.com/TURZX_21inch_ENG.rarPacking list:Set A:1 x 2.1-inch IPS secondary screen1 x product manual1 x USB 9-pin connector (1 to 2 Ports)Set B:1 x 2.1-inch IPS secondary screen1 x product manual1 x USB 9-pin connector (1 to 4 Ports)Note:Due to manual measurement, please allow 1-3cm differences, thanks (all measurements are in cm, please note that 1cm=0.39 inches).&nbsp;There may be color difference due to different computers or smartphones, please forgive me! <div class="panel panel-info"><div class="panel-heading" style="font-weight:bold;">IMPORT: THIS ITEM IS SHIPPED FROM CHINA. PLEASE EXPECT UP TO 25 DAYS FOR DELIVERY</div></div>

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Water-Cooled PC IPS Secondary Screen 480x480 CPU GPU RAM HDD Monitoring Freely 2.1in 360 Degree Rotation Round Screen For Desk PC Computer black nine needles one minute four