Lightning strike counter designed and developed by Sunlight is very usefull in monitoring and countering for surge or lightning strike in the power supply system, which provide first-hand information on whether the installation has suffered a lightning strike or whether there is a need for any subsequent verification or extra maintenanc needed. Sunlight Lightning strike counter meets American standard(UL1449/CSA C22.2 NO.269.5-17), European standard(IEC62561-6/EN662561-6)and China standard (GB/T 33588.6-2020).