Smart Water Bottle Tumblers LED Temperature Display Cup – 500ML

Description

• Product Description:
  Built-in active temperature display on top.
• 12 hours long term temperature control.
• Made of 304 stainless steel, non-rusitng, corrosion-resistant, non-toxic.
• You can store milkshake, coffee, tea, ice, etc.
• Leak-proof & Non-Slip.
• Holds liquid heat upto 6 hrs above 42 degree celcius.
• Holds liquid cooling upto 5 hrs below 10 degree celcius.
• Built-in 240 mAh Lithium metal Battery.
• Capacity : 500 ml.