Sonnet PWR-5A-12VA - Power Adapter for Echo Express SEL / SE I / Twin 10G SF3While at home or on the go, all electronic devices require power. Keep creative juices flowing and your Echo Express SEL or SE I expansion system or Twin 10G series adapter powered with a spare Sonnet power adapter. Features: Compact and Lightweight Universal 60W, 100 240V AC, 50 60 Hz 12V@5A Compatible with all Thunderbolt series Echo Express SEL, SE I, Twin 10G and Twin 10G SFP+ expansion systems and adapters 2 year Product Warranty Free Lifetime