This product consists of single-chip AT89C2051, relay, built-in clock program, and can be set independently set the timing and time off time.
Relay contacts as a switch can access direct current or 110V AC, in order to achieve the purpose of automatic control of various types of load.
Applicable to control the street lights, audio, alarm systems and other types of electrical appliances cycle timer switch.
Display part of the use of 4 "0.5" digital display, with a single chip IC block, easy to disassemble and replace.
Maximum power consumption: 130mA; power supply: DC3.5-5V, 200mA or more;