newest patent products,lunch box warmer,used for both car and USB without adapter,good promotional gifts

Newest innovative products. Heated the food such as the rice,bread,Pizza with automobile power,convinient for trip with Car and USB,can use different sets in different place.Heated the food in 0.5-1 hour----for car

.Heated the food in1.5- 2 hour ---for USB

(before heating,please take the rice into a lunch box,if the  

 bread,Pizza,please put into the box)

.Waterproof design

.Changable heating sets for different places=============================================10w for automobile heating bag,5W for USB used

Can OEM any color and any size based on requirements from customers

lunch box warmer,good promotional gifts

lunch box warmer,Car&USB,promotional gifts