General description Compatible with i7, i3, and i4 vacuum cleaner robotics, the Drop Cliff Bumper Sensor is designed for stable performance and high reliability. It features excellent workmanship and durability, ensuring practical use in your cleaning routine. Technical specifications Material: Plastic Color: As shown Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with i7, i3, and i4 vacuum cleaner models Package Contents: 1 x Drop Cliff Bumper Sensor