SPECS: Diameter: 4.7 in. Height: 2.1 in. Weight: 9 oz. DESIGN & DETAILS: Able to charge in 5-6 hours (USB) or 24 hours (sun) Battery level indicator 4 ohms, 3W speaker delivers a great sound Compatible with Android(TM) & iOS(TM) systems 3000 mAh lithium-ion battery Provides up to 220 lumens Water resistant construction for indoor & outdoor use App enabled travel light via Bluetooth Unlimited color options with wake-up light presets TECH SPECS: Battery Life on Low: 24 hours Battery Life on High: 5 hours Battery Life on Speaker: 4.5 hours