Mini 2 IN 1 Flat Iron USB 4800mah Wireless Hair Straightener with Charging Base Portable Cordless Hair Curler Dry and Wet 2 Use Specification: *Size: 22*3.4*3.5mm *Power: 40W * Input:100-240V& 65374; 50/60Hz Output:5VDC 2A * Battery Spec:21700 Lithium * Battery capacity: 4800mAh * Display Screen: LED Indicator *Three heat setting: 210& 8451;-185& 8451;-165& 8451; *Power level indicator: 35% 65% 100% *Heater: Heating film heater *Ceramic coated plate: 62*20mm *Button: On/off, "+", "-" "Flight mode" *With one unlock button *Charging type: USB-Type C Interface * Charging time: 2-3hours * Using time: 45min (based on Max Temp) *Flight mode: all buttons unworkable for safe using Heater:Heating film heater Charge Mode:USB-Type C Interface Output/Power:2.8-4.2V / Max 40W Battery using time:Top grade 40-50 minutes Heating plate size:62mm/2.44inch Product size: 22*3.4*3.5cm Packing size: 25.6*8.8*9cm Feature selling points of the product: 1. Fast charging time 2. Large battery capacity 3. Fast heating speed 4. Long service life 5. The surface of the heating element is sprayed with Korean ceramic oil 6. The product is equipped with a flight mode