THANKO Cool to the Touch, Refreshing to the Shower! Pita Fan Pita Fan City TK-PAWM-WH Handheld Fan with Cooling Plate [Size] Width 105 x Height 220 x Depth 55 (mm) [Weight] Approx. 215g [Included] Main unit, USB cable, Japanese instruction manual [Power Supply] USB charging [Battery] 3.7V 3200mAh Lithium-ion battery [Charging Time] Approx. 4 hours (when charging with 5V 1A) [Operating Time] 1 hour 30 minutes (when fan is on high + cooling plate ON) [Cooling Plate Temperature] Approx. -17°C from ambient temperature (depending on the usage environment) [Operating Environment] Temperature: 20°C to 35°C Humidity: 80% RH or less Altitude: 1000m or less Management Number 7