• DEFENDER RECHARGEABLE FAN Buy Defender rechargeable fan in Bangladesh from Cellsii.com. This fan is highly professional handy fan with simple design and firm structure. Intelligent control system and reliable performance. Key features Best quality Long lasting Light weight Long lasting international standard battery. Highly professional handy fan with simple design and firm structure. Intelligent control system and reliable performance. Effective and Durable. Specifications Power supply can be AC/DC/Solar It can last for a minimum of 7 hours when fully charged . 3 Way speed Control.