In this user manual video, we walk you through the proper handling and operation of Phefon's reusable 5 PCM thermal management solution. You'll see a step-by-step demonstration of how to activate, use, and maintain these phase change material ice packs for optimal temperature control in medical, food, and logistics applications. Learn best practices for storage, reusability, and maximizing cooling performance within the -20°C to +25°C operating range.