€22 with coupon for KKF Smart Vacuum Cup OLED Display from Xiaomi youpin – Beige Smart Version from GEARBEST

Main Features:
– Smart type press OLED display temperature reading
– Anti-scalding
– 24 hour permanent insulation
– 24 hour insulation lock cold
– Portable zinc alloy reflow
– Built-in 1 x CR2032 battery ( replaceable )
– Material: 304 stainless steel and PP
– Capacity: 475ml
– Waterproof: IPX5Note: Only the smart version supports the temperature display function.