1. Weight: 90g 2. Dimensions: 8×3cm 3. Material: ABS 4. Specifications: voltage DC9V, current 0.15A, sound greater than 85 decibels, 9V alkaline battery power supply (not included the battery) 5. Features: beautiful and practical, light and portable, high sensitivity, loud and easy to identify, durable 6. Scope of application: kitchen, bathroom, laundry, drinking fountains and other places with faucets or water storage
