MULTIPURPOSE 7 DAYS PROGRMMALBE TIMER SWITCH HAS FIVE FUNCTIONS:1. CLOCK DISPLAY (12/24hr FORMAT)2. TIMER (7 DAYS PROGRAMMABLE)3. COUNTDOWN4. AUTO TIME DEFLECTION CORRECTION, WEEKLYUsage: The CN1..

DC 5V Real time Timing Delay Timer Relay Module Multiple Mode Control Switch Delay Module with BuzzerReal-time relay timing and clock synchronization time control delay 24H timing 5 time periods ..

Features:1. NE555 chip onboard2. A single channel output, the output duty cycle square wave is about fifty percent3. Onboard adjustable resistance, resistance can be controlled to adjust the output fr..

DC 5V 12V Time Delay Relay NE555 Timer Relay Shield Timing Relay Timer Control Switch Car Relays Pulse Generation Duty CycleApplication:Vehicle equipment-delay to prevent car ignition, prevention ofhi..

NE555 Pulse Frequency Duty Cycle Adjustable Module Square/rectangular Wave Signal Generator & Stepping Motor Driver1.Input Voltage: 5V-15VDC. when power supply is 5V , the output current can be 15..

Features:12V Conduction delay relay moduleBrand new and high-quality delay turn-on / Turn off module.The use of high-performance timing CPU design.The power indicator LED and switch trigger timing ind..

Characteristic:1. Wide power supply voltage (6 ~ 30v), supports micro USB 5.0V power supply, very convenient to use2. Come with optocoupler isolation, enhanced anti-interference capability, industrial..