• 【Dual System Compatibility】The F10 smart anti-lost device features iOS / Android dual system compatibility, supporting global positioning and tracking functionality. • 【Long-lasting Battery】Equipped with a built-in 210mAh battery, ensuring extended usage time for reliable tracking. • 【Weather-resistant Design】IP66 water-resistant structure allows the device to withstand harsh environmental conditions. • 【Ultra-lightweight】With an ultra-light body weighing only 6.6g and a lanyard design, it easily attaches to keys, bags, and other items prone to being lost. • 【Versatile Alert System】Utilizes wireless connection to provide anti-loss alerts both indoors and outdoors. • 【Durable Construction】Features an ABS material shell for long-lasting durability. Specifications: •Model: F10 •Compatible Platforms: Android, iOS •Battery Capacity: 210mAh •Material: ABS •Suitable for: Keys, bags, and items prone to being lost •Wireless Range: Indoor 10-20 meters / Outdoor 20-50 meters •Wearing Method: Lanyard Package included: •1 x Smart Tag Tracker •1 x Lanyard •1 x Opening Tool •1 x English User Manual