Home / Standards / GB/T 41721-2022 GB/T 41721-2022 Active Small craft—Electric navigation lights—Performance of LED lights 小艇 航行灯 LED灯的性能 Standard Type GBT ICS 47.080 CCS U37 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 国家标准委 Drafting Unit N/A