Workman Peltier Vest Pro2 2025 Model Purchased from Workman in July 2025 - Brand: WindCore - Model: PRO model - Function: Instant Cooling/Heating - Size: FREE SIZE - Battery Capacity: 20,000mAh - Cooling Temperature: Instant Cooling -28°C - Heating Temperature: Instant Heating +39°C Used only once. At that time, there was an initial defect in the vest, so the vest is a new replacement product. All accessories are included. Warranty included (within the warranty period). Please provide your price offer for negotiation. Usually ships the same day.