LP6US LED Surface Mount Lights are available in blue, red, yellow and clear. Each light features six bright LEDs with 33 different flash patterns to suit various applications. Durable construction enables it to be used in extreme temperatures ranging from -40° to 65°C (-40° to 149°F). This provides users with highly reliable visual alerts to help increase safety and productivity in indoor and outdoor applications such as Automated Guided Vehicle (AGV), utility trucks, trash trucks, logistics, warehousing, access control and security. Each unit is 4.79 in. wide x 2.66 in. high x 1.31 in. deep (122 cm x 68 mm x 33 mm), and up to four lights can be synchronized to form a larger warning system. These units are rated for 10-30 VDC operation, and are CA Title 13 compliant and SAE J595 certified.