Sparkel 230V AC to 12V DC 1A SMPS Adapter with On Board Green Indicator and 1 Meter Cord Length for CCTV DVR, Set Top Box, Wi-Fi Routers, DVD, WD Devices, Media Players Etc (SP121A-DC) AC input voltage 100-240 Vac (50-60 Hz) DC output voltage 12 Vdc Max. Output current 1A Max Protections: Over-current protection, Over-voltage protection Short-circuit protection Efficiency >75 percent. Operating temperature 0 to 40 DegC. Dimensions in mm: 75 x 29 x 42. Weight : 0.2 Kg On Board Green Indicator