YAMAZEN Vest with DIRECTCOOL Pro Direct Cool 5000mAh Ideal for Heatstroke and Ice Vest Water-Cooled (2025 Model) Battery, Workwear, Prevention,

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Product description [Size] One size fits all: Chest 80-130cm x Shoulder width approx. 28cm x Length approx. 44cm, Weight 600g 【】・Battery voltage: 3.7V Battery capacity: 5000mAh Dimensions: W 64 x D 15.8 x H 98 (mm) Weight: Approx. 116g Continuous operation: Approx. 20 hours Medium operation: Approx. 48 hours Long operation: Approx. 48 hours or more Operation mode: Continuous operation, Medium operation: 20 seconds of operation followed by a 60-second stop, Long operation: 20 seconds of operation followed by an 80-second stop Charging time: Approx. 3-4 hours (for 5V2A output) Estimated charging life: Up to approximately 500 times [Material] Outer: Nylon, Lining: Polyester, Tank: TPU, Cooling Unit: Peva/PE Cotton/Sponge, Cooling Tube: Silicone Rubber [Specifications] The included 900ml bottle provides cooling for up to 4.5 hours. *According to our research (used in an environment of 36°C, 70% humidity, and tube surface temperature below 26°C). *May vary depending on usage environment and body temperature. Only 200ml of water is required (chilled water recommended). Also compatible with PET bottles up to 650ml. Also compatible with commercially available mobile devices (5V 2.0-3.0A). *Some devices may not be compatible due to compatibility issues. *Devices that turn off after approximately 20 seconds of use are not compatible. The front storage makes operation easy. [Accessories] 900ml dedicated bottle x 1, 5000mAh x 1, charging cable x 1 *AC adapter not included