At Sprey, safety is not just a feature; it's a commitment.

Low Voltage Infrared Heating (5V): Safety is paramount. The jacket's Infrared Heating …

Q: What do the three heating modes indicate?
A: Blue light (30°C) for energy-saving mode, white light (40°C) for maintaining regular body …

Advanced Heating Modes: Tailored to meet your specific needs. In the realm of outdoor comfort.

Blue Light - Energy-Saving Mode (30°C): Perfect for …