Specifications include, but are not limited to: 2.1 Comply with the most current ITE specifications. 2.1.1 For solid color signal modules: “Vehicle Traffic Control Signal Heads – Light Emitting Diode (LED) Circular Signal Supplement” dated June 27, 2005. 2.1.2 For arrow signal modules and all other specialty modules (Bicycle displays, U-Turn displays, Custom displays): “Vehicle Traffic Control Signal Heads – Light Emitting Diode (LED) Circular Signal Supplement” dated July 1, 2007. 2.1.3 For Low Voltage LED Signal Modules for battery and solar applications: “Vehicle Traffic Control Signal Heads – 10-30VDC Operation ITE LED Circular Supplement” Dated June 27, 2005. 2.2 Meet luminous intensity requirements for the entire temperature range from -40º C to 74 º C as per ITE specification. 2.3 Provide omnidirectional arrow signal modules as per ITE specification. 2.4 Modules will operate on 120 VAC. Provide color-coded, 1-meter long power leads on all modules: white for common, red for the red module line, yellow for the yellow module line, and brown for the green module line. 2.5 Provide modules that fit existing housing without the use of special tools. 2.6 Provide modules that are incandescent in appearance, not pixilated, when illuminated.