Photoelectric Sensor for Assembly Line Usage of BENTSAI Handheld Inkjet Printer Specifications: 2MS infrared inductive photoelectric switch with high response frequency Sensing Distance: 3-30cm Compatible Devices: BENTSAI BT-HH6105B1 BENTSAI BT-HH6105B2 BENTSAI BT-HH6105B3 BENTSAI B30 BENTSAI B35