The new KeySmart Max is the most advanced key holder ever. With the Max, you can rest assured that your keys will never be lost again. Using the free Tile app, you can ring your KeySmart Max from your phone to find it quickly around the house or find it's last location on a map. Lose your phone? Double tap the Tile button on the KeySmart Max to ring your phone, even on silent. The KeySmart Max features an upgraded Tile chip for 2.5X longer range, a rechargeable 160mAh battery with included charge cable, a super bright LED flashlight and a bottle opener/flathead driver multi-tool.