Here''s Envent to present you with the most stylish accessories for your smart Hi-Tech mobile phones. These great utility items will surely catch the fancy of the technoholics. Simple in design elegant in looks and light in weight these products are meant to make your life more easy and comfortable. From iPhone 4 sliding keyboard battery boost case leather case to Mac Mini Display HDMI Adapter and Samsung screen protector there''s everything to meet the needs of the classy tech-techies. Go ahead and choose from the luxurious collection.Key Features:Doubles the original battery life of iPhone4Durable Protection Boost Case is built with a durable easy-grip protective shellAutomatic ON/OFF Sophisticated battery technologyBattery Maintenance Blue LED lights indicate all stages of battery levelSync & Charge Sync data and charge device simultaneously no need to disconnectAbout Product:The FUEL provides extra 300 hours stand by time and additional 7 hours talk time 6 hours surfing and 10 hours movie viewing.