[Universal Power Supply] AC Input: 100V-240V, 50/60Hz; DC Output Voltage: 3V 4.5V 5V 6V 7.5V 9V 12V; Output Current: 1A (1000mA) Max. ; DC plug size: 5.5 x 2.1 mm. It offers a voltage range from 3 V to 12 V, you can adjust the voltage to your needs.[Multifunctional AC/DC Adapter] This AC adapter has 8 different DC connectors and 7 optional voltages and is suitable for most household electronics such as CCTV camera, baby monitor, LED light bar, USB hub, speaker, mobile phone, router, scale and more 3V 4.5V 5V 6V 7.5V 9V 12V small household appliances.8 optional DC connectors: This universal power supply has several commonly used connectors, which are 5.5 x 2.5 mm, 4.8 x 1.7 mm, 4.0 x 1.7 mm, 3.5 x 1.35 mm, 3.0 x 1.1 mm, 2.5 x 0.7 mm, micro-USB, LED connector. Meet your different needs, save space.[Premium Power Supply] universal adapters are made of high quality materials with exquisite workmanship. Durable, reliable and stable. This switching power supply provides multiple safety precautions, such as short circuit protection, overheating protection, surge protection, overcurrent protection and surge protection. You can use it with confidence.Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onConnection: Plug InProduct Name: 3-12V Adjustable Voltage SupplySwitch Type: AC to DC Converterpower: 12Wcolor:BlackMaterial:ABS+PCPackage Contents:1 x 12W universal power adapter8 x DC tips(little key included)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.