¸For AC/DC 9V3A Power Supply Adapter Switch Power/DC Regulated Power Adapter
DC output head: 5.5 2.1/2.5mm. DC ripple is small and the work efficiency is high. 1 Power Adapter. Size: Approx. 12 6 3.5cm / 4.72 2.36 1.38in (adapter). Good insulation performance and high electric strength.