... hour at +70°C,after 24hours in atmosphere to test items3/B,3/C,3/D and 4/BLow Temperature Test120 ... hour at +70°C,after 24hours in atmosphere to test items3/B,3/C,3/D and 4/BHumidity Test120 hour ... 60°C,90%RH,after 24hours in atmosphere to test items3/B,3/C,3/D and 4/BThermal Shock TestOnce ... C after 24hours in atmosphere to test item3/B,3/C,3/D and 4/B DurableWriting Friction ResistanceWrite 100,000 ...