Purchased June 27, 2025 Used once, almost new. No box, warranty included (6 months from purchase date). Product Name: Workman Area Maximum Wind Core Wind Core Ice Peltier Vest Size: [Compatible Height] 155-185cm [Compatible Chest] 80-124cm Material: [Main Body] 88% Polyester, 12% Polyurethane [Mesh Portion] 100% Polyester Specifications: [Cooling Temperature] Maximum approx. 6°C Ambient temperature approx. 25°C / Temperature stability without load / Temperature may vary slightly depending on the environment. [Operating Time] When the dedicated battery is fully charged High → Approx. 5 hours Low → Approx. 8 hours Fluctuation → Approx. 6 hours [Waterproof Rating] Equivalent to IPX4 (splash-proof level) Usable for rain droplets and splashes [Peltier Device Weight] Approx. 221g [Battery Weight] 225g ± 10g PSE Details: [Type of PS Mark] PSE