These mini flashlights are designed with 5 LED bulbs to provide enough light to help you walk at night or in dark places and come with a keychain that can easily be hung anywhereMade of aluminum alloy and ABS, each mini flashlight contains 3 coin cells, which can work for a long timeMultiple colors: red, purple, blue, black give you more choices; small size and light weight, only 2.7 inches in length and 0.5 oz in weightEasy to carry, can be put in a handbag, purse or pocket; suitable for camping, night walks, travel, power outages, etc.Simple operation: unscrew the back cover of the flashlight before use, take out the wafer, then tighten the back cover, and finally press the black button, the flashlight can work normally