PROMASTER UltraMAX Premium AWXC Flash Memory cards are built to withstand conditions that exceed the durability and performance of standard memory cards. Each UltraMAX card undergoes rigorous testing before under going a patent pending infusion process that protects the card and its contents from extreme temperatures, underwater submersion, humidity, rain, shock, dust, impact, fungus, vibration, rust and more. Whatever the conditions, PROMASTER UltraMAX cards are built to perform.

Each card features:
• Accelerated Read/Write speeds
• Sealed components protect data in the event of underwater submersion, high humidity & moisture, and extreme temperatures.
• Soldered and sealed connections deliver reliable performance during extreme vibration, acceleration, shock or impact.
• Sophisticated wear leveling & error correction manage data continuously to ensure data integrity and card stamina.
• Limited Lifetime Warranty