Ultra Bright LED Flashlight: The flashlights provide a brightness of 12 Lumens. The bright white light could light up to 33 feet. Perfectly meets your multiple lighting needs. Light and Portable: Each keychain flashlight is equipped with a 1-inch key ring, which makes it easy to attach it to your keychain and other places. Each item only weights 0.2 oz. It can add no extra burden to your keychain. Replaceable Batteries: Each keychain flashlight contains 2 CR1022 button batteries, which provide up to 12 hours of continuous use. The batteries can be easily removed and replaced when they run out. Easy Lighting Method: Slide the ON/OFF switch, the light would be constantly on. Simple operation allows you to easily use it in all kinds of activities. Wide Application: Comes with 7 pcs keychain flashlights. It is a perfect tool for outdoor activities like camping, hiking, repairing and so on. It's also a good choice for Christmas presents.