EarlyBirdSavings 18KW Power Saver Saving Energy Electricity Save up 35% money EU Plug 18KW Power Saver Saving Energy Electricity Save up 35% money EU Plug Protect the environment. Working Temperature: -15C to 60C or 5F to 140F For every 18,000 watts. Voltage Range: 110 - 250 Vac, 50Hz/50Hz Surge Protection. Improve power factor Stabilize electrical current Size: 11.6 x 6.6 x 4.6 cm. Weight: 213g. Save Electric Power Resources