The AV-107E-B from Avtech Electrosystems Ltd is a Laser Diode Driver with Operating Temperature 5 to 40 Degree C, Compliance Voltage 0 to 60 V (Load), Output Current 2.5 A, Pulse Width 0.2 to 200 µs, Output Voltage 0 to 60 V (Load). More details for AV-107E-B can be seen below.