SmartTrack Card

Use the pre-installed Find My app and add Card to the Items tab (not compatible with Android devices). Card can sound an alarm so loud you can hear it even if it's covered. Card can last up to 3 years and is safe even in the rain with its water-resistant coating. Instant alerts via the Find My app if left behind. Your phone rings even in Silent mode with just a double tap. Share with Everyone via eufy Security app. Use metal clip to attach to anywhere. Dimensions: 3.31"L x 2.17"W x 0.09"H. Includes: SmartTrack Card. Metal Clip. Quick Start Guide.