USB hand warmer mouse pad, seized with the hand warmers has the following advantages: convenient/security/computer USB port power supply, voltage only 3-5V, the equivalent of dry-cell batteries, no bad damage to the human body, it is absolutely safe. Easy to use, and as a normal mouse pad. Novelty/plush cartoon design/appearance, like a plush toy. /Sophisticated/using the latest carbon fiber heating technology into Planar uniform heating, high thermal efficiency. Choose widened thickened mouse pad material (20CMx24CM space) and high grade plush material, constant temperature of 48 degrees. /Energy saving/using a computer USB-voltage supply, only 0.3W of power, saving every cent of your investment. Fever lasting and durable. Heating method for infrared radiation, can promote the blood circulation, relieves wrist fatigue. /Gifts/products can be used as relatives, friends, classmates, colleagues, friends exchange gifts, little minds, brings together the warm friendship.