Accessory USA Mains US Power Supply 5V 2A PSU for JUSTOP Droibox MX One Ace MX2 Android TV Box Products trademarked Accessory USA are marketed and sold exclusively by Accessory USA Store. Warranty:30 days Money Back Promised/60 Days Free Exchange With Paid Return Label/365 Days Anytime Worry-Free Warranty!**100% MONEY BACK GUARANTEE !! IF OUR PRODUCT CAN NOT WORK WELL** Output : 5V 2A