Tzumi 12 oz. Puree Warming Coffee Mug
This coffee mug has three adjustable temperature levels, a built-in rechargeable battery, and an anti-spill lid. It is safe to handwash and comes with a charging coaster, lid, and power adapter. The price drops from $57.99 to $35.99 when you apply the coupon code "VIP" at checkout. Shipping is free for over $49, or it adds $10.95.