The Sino SDS2MS 2 Axis Digital Readout DRO Kit with 2 Pieces Sino KA300 Linear Scale Encoder Ruler features a professional design display and delivers fast and powerful frequency response. The readout features a die-cast alloy shell with a dustproof design and has an independent power supply with high stability and strong anti-jamming capability. The anti-interference ability of the signal makes this readout instrument a successful one. The high-quality button panel has functions such as sine, cosine, and tangent function. you can choose from the available models between 100mm and 1020mm measuring lengths.