Defender OSK-2912 Rechargeable Table Fan White -12 Inch
2,650৳
- 12inch Rechargeable Table Fan
- Function:AC/DC Operated/With 0.5 hour timer
- With 9 speeds
- Material :ABS plusPP
- Voltage: 110-240V
- Battery/Weight:6V4.5Ah Lead-acid Battery Working Time:3-18 Hours
- Charging Time:10-12Hours
Description
Defender 2912 Rechargeable Multi-Function 12inch Fan
The Defender OSK-2912 Rechargeable Table Fan (White – 12 Inch) is a very popular choice in Bangladesh, especially valued for its dual AC/DC operation and reliable battery backup during power outages.
- Dual Power Mode (AC/DC): This is a primary advantage, allowing the fan to function as a regular electric fan when power is available and seamlessly switch to battery power during load shedding.
- Reliable Battery Backup: The lead-acid battery provides a dependable backup duration, making it a crucial appliance during hot summer months with frequent power cuts.
Specification
- Model Number: OSK-2912 (often appears as 2912, KN-2912, or HK-2912 in various listings)
- Brand: Defender
- Size: 12 Inch
- Color: White (as specified; Maroon is also a common color for this model)
- Power Source: AC/DC Operated (can run directly on grid electricity or on its built-in rechargeable battery)
- Operating Voltage (AC Input): 110-240V, 50/60Hz
- Battery Type: Rechargeable Sealed Lead-Acid Battery
- Battery Capacity:
- Most commonly 6V 4.5AH.
- Some listings for variants of the 2912 model might mention 6V 7.0AH, which would provide a longer backup duration. Always confirm with the seller.
- Speed Settings: 3 adjustable fan speeds (Low, Medium, High).
- Note: Some online descriptions might inaccurately state "9 speeds"; this is usually a typo or refers to internal control nuances, not user-selectable speeds.
- Fan Speed (RPM Examples):
- High: ~1500 R/M (Revolutions Per Minute)
- Medium: ~1150 R/M
- Low: ~800 R/M
- (Actual RPMs can have slight variations between manufacturing batches).
- Working/Runtime (Battery Backup): Highly dependent on the chosen speed setting and the battery's health/capacity:
- High Speed: Approximately 2.5 - 3 hours
- Medium Speed: Approximately 4.5 - 5 hours
- Low Speed: Approximately 6 - 10 hours (some claims go up to 18 hours for higher capacity variants, but 6-10 is more typical for 4.5AH).
- Charging Time: 10-15 hours for a full charge
- Blades: 3 durable plastic blades (material typically ABS + PP for longevity).
- Oscillation: Yes, features automatic horizontal oscillation (swings side-to-side) with 3 speed options.
- Noise Level: Designed for low noise operation, generally below 45 dB.
- Power Consumption: Approximately 24W (when operating on AC power).
- Protection Features: Includes Overcharge and Over-Discharge Protection to safeguard the battery and extend its lifespan.
- Design & Portability: Compact and lightweight, making it easy to carry and move around. Ideal for desktop or table placement.
- Emergency LED Light: Some versions of the Defender 2912 series include a small LED emergency light (with a long backup time, e.g., up to 150 hours for the light).
- Maintenance: Designed to be easy to disassemble for cleaning and potential repairs, supporting longer-term use.
- Country of Origin: China
Shipping & Delivery
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