Microcomputer Time Control Switch, Color B Key benefits accuracy: internal clock keeps time with error less than 1 second per day, ensuring precise on and off actions. Flexible scheduling: program up to 16 daily on and off events for complex timing needs without manual intervention. Reliable operation: durable silicone buttons and a power relay output deliver long service life and consistent switching performance. Protected settings: clock correction and calibration allow fine adjustments; keyboard lock prevents accidental or unauthorized changes. Features and performance Timing precision: maintains accurate daily cycles for lighting, equipment, or process control. Programming capacity: supports 16 groups of on/off settings per day for staggered or repeated schedules. Control security: keyboard lock secures programmed schedules during operation or maintenance. Durable interface: long life silicone buttons resist wear from frequent use. Output capability: power relay supports reliable switching of connected loads while extending operational lifespan. Compatibility and materials Color: B Designed for use with standard electrical control circuits and a wide range of electrical loads suitable for relay switching. User interface constructed with long life silicone buttons for tactile feedback and durability. Typical applications Retail and commercial lighting: automate store lighting hours and reduce manual intervention with precise daily schedules. Irrigation and garden systems: schedule pumps and valves to run at times without constant supervision. Equipment and motor control: automate motors, fans, or signage to operate on consistent, repeatable cycles. Why choose this controller It solves the common problem of inaccurate or manual timing by offering precise, programmable control with protective features to maintain settings. The combination of timing accuracy, multiple daily programs, robust relay output, and durable buttons makes it suitable for repeated daily use in commercial and residential automation tasks.