Astronomical Digital Time Switch
Astronomic switches work based on the time of the day. They have built-in technology that calculates the exact timing of sunrise and sunset. So, they turn the lights on or off based on those calculations.
Advantages
- Offer numerous options
- They can include sensors
- Slimmer
- Versatile
Disadvantages
- not suitable for outdoor installation such as in feeder pillar
- sensitive to surges
Analog Time Switch
The analog time switch is also known as the manual or mechanical switch. The design is based on a spring that tracks the time.
Advantages
- Simple to install and use
- Reliable
- Durable
- Inexpensive
Disadvantage
- If long term power outage, the time switch has to reset to the correct time.
