Vishay IntertechnologyBPW77NA Phototransistor Silicon Chip, NPN Transistor, Visible Light, 850 nm 3-Pin, 5.5 mm W x 6.15 mm H x 5.5 mm L (Pack of 2)

Vishay Intertechnology BPW77NA Phototransistor Silicon Chip, NPN Transistor, Visible Light, 850 nm 3-Pin, 5.5 mm W x 6.15 mm H x 5.5 mm L (Pack of 2)

HiLetgo 20pcs 5MM Photo Transistor Phototransistor PT334-6C Photo Transistor Phototransistor Round F5 3V

uxcell 20pcs Photosensitive Diode Photodiodes Light Sensitive Sensors,3mm Clear Flat Head Receiver Diode