Features: Equipped with a precisions sensors for bites alerts, this fishing alarm ensures undisturbed night fishing while maintaining environmental awareness. The flexible chain tensioner with plastic construction delivers stable performances in conditions without adding bulk to your gear. Designed for dedicated anglers who prioritize reliability during extended fishing across rivers, lakes, or coastal waters. Operates discreetly in excursions or crowded fishing spots where traditional lighted alarms could distract fellow enthusiasts. Combines easy installation with weather resistant engineering, making it adaptable for fishing, ice angling, or boat based adventures year round. Specifications: Component: Plastic Size: about. 20.5x15.5x4.5cm/8.07x6.1x1.77in Package Includes: 4pcs Fishing Swingers 1pc Storage Box note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.