• 28 hours maximum operating time
• 3 speed settings
• remote control
• Usb and solar charging unit
• battery capacity type 12V 4.5AH {lead-acid type}
• 16 inches fan size
• 300v transient voltage
• 4.7Ah high power capacity
• over charge and discharge protection
• 0.5H TIMER function
• AC/DC power supply option
• voltage AC110-230V 50/60Hz