Item specifications list 12 V (noted as 12 volts) and also show input voltage ranges of 100–240 V and 120–240 V on some adapters.
Listings show a total cable/cord length of 9 feet (approximately 9 ft) for convenient placement.
The adapters include an LED indicator light to display the system’s power status.
The adapter specifications list a 12-watt output.
The specifications list the electronics condition as "New" and note that no battery is used.