Every aquarium has a lot of devices that keep it alive such as lamps, heaters, pumps and so on...
Device: is the device type (eg. Pump, lamp, etc)
Brand: The brand and model of the device.
W: The watt consumption of device. This should be a number. It's used in consumption report with the Kw/h cost
You can insert in Options
On period: this is the daily period (number of hours) when the device is turned on. It's used for consumption report. If the device doesn't consume electricity or use batteries leave this field blank.
Notes: any extra technical or other kind of data, related to device, that is useful for You.