New design to keep your beverages always warm High Temperature Reinforce Porcelain Mug with Wireless induction heating method Engage mug can keep your drinks at a temperature of 100-132°F (40-55°C) Water Proof Panel Supports wireless charging (Qi), up to 15W Type-C interface Wireless Charger Intelligent temperature control sensors and chips protect the device from damage caused by Overcharging When the cup leaves the base, the power will automatically turn off Capacity: 350ml (12Oz).