Coffee Mug Heater USB Powered 3 Temperature Settings Auto Power Off Heating Cup Coaster

3 TEMPERATURE CONTROL: The USB cup warmer offers three heating modes (70 degrees CCelsius90 degrees CCelsius110 degrees C) to maintain ideal warmth for beverages, adapting to different preferences. PORTABLE: This heating pad can be connected with power banks and laptops, featuring a 5VCelsius2A input for safe use while supporting ceramic, glass, and metal cups without compatibility issues. AUTOMATIC : Designed with PI heating and auto shutoff, the warmer prevents overheating risks, ensuring consistent 55 degrees C warmth for drinks while prioritizing user during prolonged . Item Type: Coffee Cup Mug Heater Material: ABS, Glass Usage: Plug in use, requires 5VCelsius2A power adapter Temperature Adjustment: 70-90-110 celsius (Note: Temperature refers to the maximum at the center of the panel, not the heated object) Heating Mode: The warming cup pad is not a heating product; it typically takes about 10 minutes warm to 35-40 celsius (suitable warm drinking temperature) and about 30 minutes warm to 50-55 celsius (varies based on container material and ambient temperature)