● Battery or lithium battery with rechargeable capacity up to 4500mA/H, with remaining power indication.
● 12V dc fan motor, 9 speed regulation.
● Has LED lighting function with adjustable brightness.
● A 5V/2A charging USB port.
● Used directly by plug-in.The input voltage is 100V - 240VAC,12V adapter power is acceptable.
● Low standby power consumption, standby current less than 50uA.
● Has mobile phone control