Portable Electric Rechargeable Velvet Hot Water Warmer Bag Pad Back Knee Pain Relief Heating Gel Pad

• Fast charge: Approx 9 minutes from cold to fully charged hot.
• Cordless: Remove the cord when fully charged.
• Heat Lasts up to 6 Hours Approx.
• Perfect for cold hands and warming your bed during sleep.
• Safety System.
• Leak-Proof.