Features: brand new and high quality This product pure sine wave circuit, high efficiency and stable no-load current, small battery, undervoltage/overload for protection installation is simple 12V use for 6V change to 220V 24V use for 12V change 220V ;48V use for 24V change 220V and 60V uses for 30V change 220V . Instantaneous load carrying capacity, not easy to damage, low temperature rise, no interference. Provides for protection of low-voltage/over voltage short circuit /over-temperature and etc. Adopts high frequency and low consumption surely that power supply is stable enough Specifications: Type: Pure sine wave Input Voltage: 12V,24V,36V,48V,60V Size: One Size approx 10x10cm(3.94x3.94in) Quantity: 1 Pc Maximum Output Power: 2000W Package Includes: Package includes:1 x Board note: 1.No retail package 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!