Product material: environmentally friendly ABS + environmentally friendly silicone + environmentally friendly aluminum
Battery capacity: 4400mAh
Product size: 199.5*185*63MM
Neck Cooling Conditioner: The hanging neck cooler is semiconductor refrigeration achieves instant cooling.
Wide range of uses:Summer festivals, outdoors, watching sports, walking, mountain climbing, excursions, festivals, commuting, school, etc.