RCWL1670 is a compact split ultrasonic distance measuring transceiver module that combines a transmitter and receiver in one package for reliable ranging in real environments. Key benefits - Low standby power: very low idle current enables battery powered devices and longer field life. - Dustproof design: suitable for wet and rugged conditions with reduced impact from dust and moisture. - Compact and durable: small form factor fits tight spaces; robust housing supports rugged use. - Easy integration: designed for compatibility with standard microcontroller platforms and common development workflows. Performance and compatibility - Delivers real time distance sensing with consistent results across typical outdoor conditions. - Supports straightforward integration with existing development tools and projects. Size and material notes - Compact form factor adapts to tight enclosures and space constrained applications. - Built for durable operation in challenging environments. Applications and use scenarios - Obstacle avoidance for outdoor robots. - Liquid level or water level measurement in tanks, wells, or reservoirs. - Trash can fullness or presence detection and other ranging tasks.