Electronic Supply by Industrial Electronics in Milwaukee Wisconsin : Potter Brumfield, Radio Shack Stores in Milwaukee: 12.7mm x 6.35mm 12.7mm x 6.35mm ================================================================================ rywin on 26/07/2011 04:08:00 NTE Type No. Typical Viewing Angle ( ° ) Viewed Color Lens Type Typical Luminous Intensity (mcd) Typical Forward Voltage Drop (Volts) Maximum Reverse Breakdown Voltage (Volts) Maximum DC Forward Current (mA) Maximum Power Dissipation (mW) IV VF VR IF PD 12.7mm x 6.35mm 3180 100 High-Efficiency Red Red Difused 9.8 2.1 5 25 75 3181 100 Green Green Difused 9.8 2.1 5 25 75 3182 100 Yellow Yellow Difused 9.0 2.1 5 25 75