Ltpgtthe jsjslw800 lightwaverf wifi link signal booster extends the operating distance between a lightwaverf device and the lightwaverf wifi link by an additional 10 15metres it is useful if you have a large house thick walls or if you would like to extend the range of the lightwaverf wi fi link outside your homeltbr gtltbr gtltpgtltulgtltligtextend the range of the wifi linkltligtltligtsimple plug and play operationltligtltligtallows the system to