Fan Size: 16 inches (40 cm)
Power Source: Dual AC/DC (operates on 220-240V AC power and rechargeable battery)
Battery Type: Sealed Lead-Acid Rechargeable Battery (typically 6V or 12V 4.5Ah/7Ah)
Speed Settings: 3-speed control (Low/Medium/High)
Blade Material: Plastic (usually 3 or 5 blades)
Runtime (Approximate):
High Speed: 2.5 - 3 hours
Low Speed: Up to 10 - 25+ hours (depending on battery condition)
Charging Time: 10 - 15 hours
Lighting: Often includes built-in SMD LED light function
Protection: Over-charge and over-discharge protection