Defender KTH| KN| DF-2912 12" (Same) AC/DC rechargeable charger fan

Brand: Defender
Model: 2912 / KN\KTH\DF-2912 (12 inch rechargeable table fan)
Fan Type: Rechargeable AC/DC table fan
Blade Size: ~12 inches
Number of Blades: 3 plastic blades
Material: Plastic body (lightweight & portable)
Functional Details
Speeds: 3 adjustable wind speeds (Low/Medium/High)

Noise: Designed for relatively low noise operation for a small fan

Portability: Compact and lightweight — suitable for table use indoors, travel, power outage backup, etc.

Comfort Features: Some sellers note automatic horizontal movement or adjustable tilt direction

📊 Typical Performance Figures (Approximate)
Setting Approx. Runtime (Battery)
High ~3 – 5 hrs
Medium ~5 – 8 hrs
Low ~8 – 12 hrs+


📌 Basic Fan Details
Brand: Defender

Model: 2912 / KN\KTH\DF-2912 (12 inch rechargeable table fan)

Fan Type: Rechargeable AC/DC table fan

Blade Size: ~12 inches

Number of Blades: 3 plastic blades

Material: Plastic body (lightweight & portable)

Oscillation: 3-speed oscillating fan (Low/Medium/High speed)

Power Source:

AC: 220 – 240 V AC mains

DC: Battery mode when no mains power

Motor/Power: ~24 W power consumption

🔋 Battery & Backup
Battery Type: Rechargeable sealed lead-acid battery, typically 6 V 4.5 Ah

Charging Time: ~12 – 15 hours for full charge

Estimated Runtime on Battery:
• High speed: ~3 – 5.5 hrs
• Medium speed: ~5 – 8 hrs
• Low speed: ~8 – 12 hrs (varies by battery condition & capacity)

LED Light Backup: Some variants include an LED light that can last much longer (e.g., ~90–150 hrs) when separate from the fan motor

Protection: Overcharge and over-discharge battery protection to improve battery life