【Cooling】Stay refreshed anywhere with a built in fan that extends up to 150° and offers three adjustable wind speeds, delivering powerful yet flow for instant cooling during workouts, outdoor adventures, or daily commutes. 【690mL Capacity】Generously sized at 690mL, this water bottle ensures you stay hydrated throughout the day, perfect for students, athletes, and anyone go. 【Detachable】The fan is detachable and adjustable at multiple angles 【LeakProof】Designed with a secure lid and leakproof materials (PCT, PP, silicone), this bottle prevents spills and makes sipping effortless 【Portable】Sleek finish with an ergonomic handle fits standard cup holders. Lightweight and compact design makes it perfect for travel, hiking, festivals, or summer holidays