The features of Wall Adapter Power Supply:

Vibration input voltage range: 100V-240V

Input frequency: 50-60Hz

Output voltage: 12Volts
Output current: 2Amperage
Output power: 24Watts
DC Connector size: Per request (Such as 5.5*2.1mm, 5.5*2.5mm, 3.5*1.35mm etc.)
Length of DC cable: Per request (Standard: 1.2M)
Connection: Plug In 
Interface Type: American
Efficiency >85%(TYP)
Operation temperature: 0-40°C
Input Rated Current: 0.4-0.6AMP
Standby power: 0.6W 
Leakage Current: 0.25mA MAX 240VAC. 
Insulation Voltage (Between The Primary And Secondary) 
Withstanding voltage: AC 3000V(minimum),5mA(maximum),60S
Overload protection: YES
Short circuit protection: YES
Fire-proof : YES
Ripple noise: 100mV
Line regulation: ±5%
Load regulation: ±5%

Wall Adapter Power Supply 12V 2A 24W AppliesTo Equipment :
MP3,MP4 players, digital cameras,phone ,network information,small home appliances,LCD Monitor, LED Lights, HDD Enclosure,ADSL, DPF, Refrigerators, Portable DVD, Stereo, radio,walkman,caculator,electronic organ,game player, Security System Products Etc.
OEM/ODM order is welcomed