The S12060-10 from Hamamatsu Photonics is a Photodiode with Wavelength Range 400 to 1000 nm, Capacitance 6 pF, Dark Current 0.2 to 2 nA, Responsivity/Photosensitivity 0.5 A/W, Active Area Diameter 1 mm (Photosensitive). More details for S12060-10 can be seen below.