One Lot 100 pieces SILICON NPN PHOTOTRANSISTORS.  Made by OSRAM, part number SFH313.

Unused, New Old Stock parts spun off the original reel (on tape).

Silicon NPN PhotoTransistors in 5mm Clear "LED" package.  For applications from 460nm to 1080nm.

The following is from the spec sheet:

VCE = 70V max
Ic = 50mA max (100mA pulsed < 10us, < 10% duty-cycle)
Pd = 200mW max
Wavelength of Peak Sensitivity = 850nm typ
Spectral Range = 460nm to 1080nm
Radiant Sensitive Area = 0.55 mm^2
Half-Angle = +/- 10 degrees
Capacitance = 15pf
Dark Current (ICEO) = 10nA max @ VCE=10V, VE=0V
Photocurrent =30mA max @ VCE=5V, Ev=1000 lx
Photocurrent =2.5 to 5mA @ VCE=5V, Ee=0.5mW/cm^2
T-rise = T-fall = 8us @ VCC=5V, Ic=1mA, RL=1kohm
VCE(sat) = 150mV

Will ship in a USPS 1st class priority mail Flat Rate padded Envelope or small/medium Flat Rate Box.