Buy Defender OSK-2912 Rechargeable Table Fan 12 Inch - 6 month Warranty at Best Price in Bangladesh

পণ্য সারসংক্ষেপ (Summary)

Summary The Defender OSK-2912 operates as a 12-inch cooling unit using AC or DC power. A 6V 4.5Ah lead-acid battery provides 3 to 18 hours of operation. Under the new configuration, speed settings jump from 3 to 9 compared to the older OSK-2910 version.Key Features9-Speed Variable Control: 1100 RPM peak speed across nine distinct settings. Matches airflow intensity to ambient heat levels.AC/DC Dual Power Mode: Automatic switching between wall outlet and internal battery. Keeps air moving during frequent load shedding.Overcharge Protection: Integrated circuit halts power flow at full battery capacity. Stops lead-acid cell swelling or premature degradation.0.5 Hour Timer: Mechanical shutdown toggle for 30-minute intervals. Prevents unnecessary battery drain during sleep.6 Months Warranty: Manufacturer coverage for internal component failure. Protects against motor defects or charging circuit malfunctions.Frequently Asked QuestionsHow long does the battery last?Runtime varies from 3 to 18 hours based on the speed setting. High RPM usage depletes the 4.5Ah lead-acid battery quickly.Is it AC/DC operated?The unit functions on both direct wall power and internal battery. It automatically charges while plugged into an active power source.How many speed settings does it have?This model includes 9 variable speed settings for precise air control. It offers 6 more speed levels than the previous 2910 version.