The item you buy Model : HP 8484A Power Sensor 0.3nW-10 µW,10 MHz-18 GHz w/o Sensor Cable. Item include: HP 8484A Power Sensor 0.3nW-10 µW,10 MHz-18 GHz w/o Sensor Cable itself only, No include Sensor Cable, No include any Accessories,No include any software or manual book.