Two Digit 7 Segment Red Led Display 0.4 inch Common Anode 4021BS

From the shop's description

Two Digit 7 Segment Red Led Display 0.4 inch Common Anode 4021BS The Two Digit 7 Segment Red LED Display 0.4 inch Common Anode 4021BS is a small, low-power display module used to show numeric values or letters. It consists of two 7-segment displays, which can represent numbers from 0 to 9 and sometimes a few letters depending on the configuration. Features: 10.16mm (0.4 inch ) Digit Height Common Anode I.C. Compatible Low Power Consumption Electro-Optical Characteristics(Ta=25°C) PARAMETER SYMBOL DEVICES ( RED) UNIT TEST CONDIONS TYP MAX Peak Emission Wavelength λp 640 nm IF=10mA Forward Voltage VF 1.8 2.2 V IF=10mA Reverse Current IR 50 μA VR=5V Segment To Segment (Dot To Dot) Luminous Intensity Ratio IV-M 1.5:1 IF=20 Absolute Maximum Ratings(Ta=25°C) PARAMETER SYMBOL DEVICES (RED) UNIT Power Dissipation Per Dice pad 100 mw Continuous Forward Current Per Dice Iaf 30 mA Peak Forward Current Per Dice (Duty Cycle 1/10,10KHz) Ipf 200 mA Reverse Voltage Per Dice Vr 5 V Operating Temperature Topr -20℃ (to) +75℃ Storage Temperature Tstg -20℃ (to) +85℃ Dimensions: Applications: Size 0.4 inch Control panel Energy meter Lift display Home appliance Numeric display Medical devices display