Well well well,what can I say about this handwarmer? I can say it heats up fastly,fits in my hands perfectly, has a flash light, and USB port for charging devices. This has kept my hands warms these last few days from the cold. I like that the battery doesn't die quickly. It charges my devices in a timely manner. I keep this little handy dandy hand warmer in my purse at all times. It's perfect for emergency. I can tell that the hand warmer is made out of high quality materials. Lastly, this hand warmer will make a fabulous gift to give someone. I know they would love it. Highly recommended.