Ceramic WiFi Signal Mug Color Changing Cup Temperature Control Ceramic Cup

Description: Ceramic WiFi Signal Mug Color Changing Cup Temperature Control Ceramic Cup Magical WiFi signal color changing mug is amazing, When pouring hot water, WiFi signal will change to become blue and when the cup is slowly cooling, the WiFi signal will change to black. Features & details: Material: Ceramic Color: White Size: 8 x 8 x 9.5 cm / 3.1 x 3.1 x 3.7 inches Package included: 1 x Wifi Signal Ceramic Cup