cup warmer ,usb mug heater

Specifications

USB cup warmer for coffee/tea/drink

Features:

1.Keep coffee/tea/drink warm at 50-60C

2.Easy installaton,no driver required,plug and piay

3.Rated power:2.5w--5v DC

4.With on/off switch

5.Red LED indication when warmer is turned on.

6.Quality insuation material around the metal hot late prevents burns

7.USB powered,no batteries needed.