Hotspot Lungo

• Where can I find the batch number of the Hotspot Lungo?
• How hot does the Hotspot Lungo get?
• How big is the heating element of the Hotspot Lungo?
• What are the dimensions of the battery of the Hotspot ?
• My Hotspot Lungo has some stains or dirtspots.
• How do I wash the Hotspot Lungo?
• My Hotspot Lungo is not heating
• Where can I find the manual for the Hotspot Lungo?