keyboard and mouse
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keyboard & mouse
professional keyboard and mouse manufacture in china.
*advanced optical and scroll technology.
*Compatibility: IBM USB
*Tracking life: 200km
*Operating temperature: 0 to 500
*Operating humidity:10% to 95%RH
*Storage temperature: -20 to 600
*Switch lift : 1 million life cycles
*working channel: 256 IDs
*working frequency: 27MHz
*working voltage: DC 3V (two AAA battery) .