Designed for surveillance. Being a member of a market-leading brand gives one assurance that this card is designed with the right robustness, performance and features for always-on security video cameras and edge devices. Put more confidence in one's cameras: Ultra Endurance. WD Purple SC microSD cards are designed for continuous 24/7 recording should cameras lose connection with the NVR, providing additional confidence in one's security video solution. Smart storage maintenance: Card Health Monitoring. In compatible cameras, card health monitoring capability allows one to get notified when it's time to service one's WD Purple microSD card, so one can perform preemptive storage management. Robust storage, indoors or outdoors: Supports -25°C to 85°C temperature range; humidity resistant. Have peace of mind that this card is designed for continuous operation in extreme weather conditions and in a variety of climates.