Bluelab ® International Power Supply packs to use with Bluelab Guardian Monitor or Bluelab pH Controller or Pro Controller.
This is a replacement power supply with four interchangeable plugs adaptors.
North America, United Kingdom, Europe, Australia / New Zealand.
5V DC / 1 A ( For Guardian Monitors)
24V DC / 0,4 A (For pH Controller & Pro Controller)
2 Year guarantee