This Mini Torch Keyring Chain is Made of Tough Plastic with Bulb Embedded, Which is Lightweight But Strong & Durable for Long Time to Use, the Bright Colors Will Keep Their Luster Without Fading. Each Keyring Chain Measures Approx. 5.9 x 2.4 x 1 & 2.3 x 0.9 x 0.4 Inch, Suitable for You to Hang on a Bag or Keyring Chain, Which Can be Carried Out Conveniently. the Torch is Compact & has a Lot of Energy, When You Press a Specially Set, the Top Will Emit a Strong White Light. Please Note That You Need to Press & Hold the Button for Continuous Lighting. the Flat Cuboid Design is Very Suitable for Hand Holding, & the 1-inch Large Split Ring Can Easily Connect More Keys.