Features: Universal cliff sensors designed for various models ensure precise drop prevention and obstacle detection, safeguarding your robot vacuum from fall while protecting furniture during automated cleaning routines. Crafted with ABS, these high sensitivity sensors feature automatic water flow adjustment based on floor types and tool free installation for quick maintenance replacement. Ideal for S7 owners needing reliable cliff detection upgrades, pet households requiring collision free navigation, and users seeking extended device protection on multi level floors. Perfectly operates on hardwood/tile surfaces near stair, thresholds, or elevated platforms while maintaining moisture control during mopping cycles across living rooms, kitchens, and basements. Engineered for seamlessly integration with navigation system, this OEM grade replacement part delivers consistent performances through 360° environmental scanning and impact resistant housing. Specifications: Material: ABS Applicable Model: For S70/S7 MaxV Ultra/S75/S75/MaxV/S75 Max Ultra/G10S/G10s Pure/G10s Auto Size: As Pictures Show Package Includes: 1PC Sensor Or 2PCS Sensor note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.