This standard establishes requirements for devices, without self-contained energy sources, that are designed to be carried in motor vehicles and used to warn approaching traffic of the presence of a stopped vehicle, except for devices designed to be permanently affixed to the vehicle.

Test Requirement 测试要求：

Test Item 测试名称: Warning devices 警示标识

1. Environmental Conditioning
2. Visual Inspection & Assembly - S5.1
3. Configuration - S5.2
4. Stability - S5.6
5. Reflectivity - S5.4 (Before & After Environmental Conditioning)
6. Color - S5.3 (Before & After Environmental Conditioning)
7. Luminance - S5.5 (Before & After Environmental Conditioning)
8. Durability - S5.7 (Before & After Environmental Conditioning)

Sample Size 样品数量 / 送样规格: 12pcs
Lead Time / TAT (Turn Around Time) 测试周期: 常规服务 Regular service 4-5 weeks

Report Summary 报告摘要: