This clip on flashlight has two strong magnetic ends, the magnet is strong enough to stay in place not fall off, so you can stick it securely to a metal surface or attach the ends to a thin fabricEasy one-h operation push button switch offering 3 modes: white, red flashing red Different light modes to meet your different needs, flashing red for your use in case of emergencySupport USB rechargeable function, you can easily charge it with a computer, power adapter, laptop or car charger Need to remove the silicone shell of the product before charging (It's very easy)Its light intensity is 20 lumens, it will be so bright in the dark, so please do not look directly at it Please charge the nurse light in time when the light becomes dim, this helps extend the life of the batteryIncluded a free Keychain Light The flashlight led uses are endless, it is small, portable, convenient for the shirt, pants, cap, backpack, dog collar, belt, shirt sleeve, work belt, jacket, etc