Best Hailege in 2026

MicroUSB 5.0V power supply with an input port, easy to use, 5 ~ 30V wide supply voltage.

Trigger Time Delay Switch Relay Module Adjustable Time Delay Control Swtich

Adjusting the potentiometer can set the length of time.

Light weight and pocket size, Power supplied by satellite receiver, Satellite Dish with LNB, Extremely sensitive meter that indicates very small - changes in signal strength , Suitable for digital and analogue reception satellite receiver boxes , Ideal for RVs, 5th wheels, campsites and home use etc

Digital Satellite Signal Tracker Dish FTA HD Monitor

Specification: Frequency range: 0.95GHz ~ 2.15GHz , Gain: 11dB

Integrated with wire enclosed waterproof probe, suitable for wet, harsh measurement occasions. Please note that the device is waterproof, but it couldn't work underwater.

With a waterproof sealed emitter. This sensor is suitable for outdoor applications such as car reversing sensors, security alarms, industrial inspection, etc.

Working voltage:DC 5V, Static current:5mA, Total current work: 30mA.Working range: 25cm-4M, Working frequency: 40KHZ, Detecting angle: 70 degree.

Timing From Microseconds to Hours.

Astable or Monostable Operation.

Adjustable Duty Cycle.

LCD panel with large, 1 1/4" high digits are easy to read from a distance

Each of the three channels has a distinct electronic alarm and display indicator

10 hour

【Precision】: These devices are precision timing circuits capable of producing accurate time delays or oscillation

【Timing Data】: Timing From Microseconds to Hours

【Two operations】: Astable or Monostable Operation

Item Condition: Brand New

12 Months Quality Warranty

Actual item as shown in photos

Model: NE555P; Voltage: 4.5V-18V; Current:10 mA.

The monolithic NE555 timers are controllers able to make precise time delays or oscillation very stable. The delay range is extremely wide and may vary from a few microseconds to a few hours.

Can be matched with TTL,CMOS and other logic circuits, its output level and input trigger level, can correspond to the high and low levels of these series of logic circuits.

These devices are precision timing circuits capable of producing accurate time delays or oscillation

Timing From Microseconds to Hours

Astable or Monostable Operation

Timing From Microseconds to Hours

Astable or Monostable Operation

Adjustable Duty Cycle

Supply voltage-nom (Sup) (V) - 5

74LS series

Family - LS

Two Precision Timing Circuits Per Package

Astable or Monostable Operation

TTL-Compatible Output Can Sink or Source up to 150 mA

The legs are straight and not bend.Prototype astable,monostable circuits.Domestic NE555 NE555P NE555N in-line DIP8 single high-precision timer.

Use these to build some oscillators for audio use.Work well in alarm systems.

Timing from microseconds to hours.This is a versatile timer great for oscillator timer circuits.Suitable for custom boards designed for time delay circuits.

LSTTL input logic compatible – VIL(max) = 0.8 V, VIH(min) = 2 V

CMOS input logic compatible – II ≤ 1 μA at VOL, VOH

Buffered inputs, 4.5 V to 5.5 V operation

Price For: Each Time Min: 0.05s Time Max: 100h Power Consumption: 2W Reset Time: 100ms Supply Voltage Range DC: 24V to 240V Time Range: 0.05s to 100h

The NE556 are Dual Precision timing circuits capable of producing accurate time delays or oscillation

Timing From Microseconds to Hours

Astable or Monostable Operation, TTL-Compatible Output Can Sink or Source Up to 200 mA

The NE555 are precision timing circuits capable of producing accurate time delays or oscillation

Timing From Microseconds to Hours

Astable or Monostable Operation, TTL-Compatible Output Can Sink or Source Up to 200 mA

MicroUSB 5.0V power supply with an input port, easy to use, 5 ~ 30V wide supply voltage.

Trigger Time Delay Switch Relay Module Adjustable Time Delay Control Swtich

Adjusting the potentiometer can set the length of time.