Smart 2 In 1 Car Heating Cooling Cup

【Attention】

• Cooling/Heating Speed depends on the bottle material and the water capacity.
• Cooling/Heating SpeedOur Cooling Cup > Metal Cans > Glass Bottle > Plastic Bottle > Paper Cup
• We recommend that use our cooling cup, you will get the water quick cooling or heating

(*Note   please do not use plastic bottle/paper cup when you select the cooling function, it's hard to cool down the water)