Tektronix P6015A High-Voltage Passive Probe: 75 MHz bandwidth, 1000X attenuation, 3 pF capacitance, 20 kV peak voltage, P-Series, single-ended.
Tektronix P6015A/1R Passive Probe with Readout: 75 MHz bandwidth, 1000X attenuation, 3 pF capacitance, 20 kV peak voltage, P-Series compatibility.