Enhance Your Vehicle's Safety with Tectran's Flashers -Variable Load Function: Maintains a consistent flash rate regardless of the number of lamps connected -Polarity Insensitivity: Compatible with both positive and negative polarity systems at a 12V operating voltage -Versatile Usage: Suitable for various vehicle applications, from passenger cars to Class 8 vehicles -Reliable Performance: Offers a flash rate of approximately 80 - 90 flashes per minute, with an expected lifespan exceeding one million flashes -Compliance Assurance: Meets or exceeds DOT J590/J945 and FMVSS108 standards, with alternating flasher meeting FMVSS CODE J1054 requirements Upgrade your vehicle's safety features with Tectran's Flashers, designed for versatility and reliability. Trust in their effectiveness and durability, with an expected lifespan of over one million flashes.