This heating pad for cramps has 3 heating levels and 3 massage modes for customizable pain relief. The pad is powered by a 2000mAh rechargeable battery and has an automatic shut-off after 30 minutes. It is made of high-quality soft fabric and is lightweight and portable, making it easy to use anywhere. Price drops from $89.99 to $31.99. Free shipping over $35+ or adds $6.99.