About This 【 12V 3A Power Adapter 】Input: 100V-240V 50/60Hz; Output: 3A 36W Max @ 12V DC; Works well with 12V devices that less than 3A(3000mA), such as 500mA 1000mA 1.5A 1.8A 2A 2.5A 2.8A 3A. If you use it to power device more than 3A,it will not work. NEVER OVERLOAD! 【 10pcs Frequently Used Tips】 Comes with an original 5.5x2.5mm tip and 10pcs frequently used tips: 5.5x2.1mm, 5.5x3.0mm+Pin, 5.5x1.7mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5mmx0.7mm, 6.3x3.0mm, terminal connector. Polarity is internal "+", outside"-". This 11-in-1 12V 3A universal power adapter kit greatly expands its application scope. 【Safety Features】 We designed this 12V power adapter with safety in mind. Built in multiple protection system: automatic over-current cut-off, over-voltage cut-off, over-temperature cut-off, short circuit cut-off. No noise, no fire hazard. Protect you and your device very well. 【 Wide Application 】 This 12V power supply is widely applied to CCTV Cameras, LED strip light, BT speakers, GPS, webcam, USB-HUB, wireless router, TV Box, wireless IP Camera, home phone system, recorder, scanner, DVR, hard disk box, WS2811 LED pixel light, DIY projects and more 12V household electronics less than 12W. 【 Premium Material and Quality 】 Made of high-quality materials, robust casing keeps internal components safe. Pure copper wire provide you a safe and reliable cable with better conductivity. We suggest the max use of power should be no more than 80% of the full loads. Overview Brand : ALITOVE Connector Type : Barrel Connector Compatible Devices : CCTV Cameras, LED strip light, BT speakers, GPS, webcam Compatible Phone Models : CCTV Cameras, LED light, BT speakers, GPS, webcam Included Components : 1x 12V 3A power supply adapter; 10x DC connector tips Special Feature : Short Circuit Protection Color : White Input Voltage : 110 Volts (AC) Amperage : 3 Amps Wattage : 36 watts