1、Ergonomic Design: The left-hand keyboard adopts an ergonomic design, effectively relieving right-hand fatigue, reducing the work of right-hand fingers, and improving computer operation efficiency. 2、Full-size Keyboard: The full-size left-hand keyboard includes all common key positions, adapting to various input needs. 3、Dual USB Interface: It has dual USB HUB functions and a USB interface, which can connect more devices and is more convenient to use. 4、Improve Work Efficiency: When using the left-hand keyboard to input numbers, it can solve the problem of frequent switching between the keyboard and the mouse with the right hand, and the work efficiency is increased by more than 20%. 5、Widely Applicable: Suitable for software designers, engineers, banks, offices, finance, stocks, and markets with demand.Material: ABS Color: Black Number of keys: 109 keys Interface: 2*USB micro socket Key life: More than 10 million times Cable length:1.45M Product Size: 463*137*23mm1* Left hand keyboards

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