... )Storage temp:-40-85°CHumidity:10-90%RH.MTBF calculation: Up to 60,000 Hours LifetimeSafety approval: Meet IEC/EN60598, IEC/EN61347, ... Adopts integrated device design, low temperature rise, low calorific value.2. High stability, drive stable work, output current constant, no ... LED.5. Long use life design, normal life in 60,000 hours.6. Pass through the corresponding temperature testing, aging test, ...