[Product specifications]
Input: AC100V-240V 50/60Hz.
Output: DC5V~1A (1A 800mA 500mA 400mA 300mA 200mA 100mA all compatible)
Max power: 5W
DC plug size: 5.5 mm x 2.1 mm (with 11 changeable plug tips)
Polarity: inner positive+/outer negative- (must be the same as your device). [Compatible Devices] Universal applications for DC5V LED Lights Wireless Router ADSL Cats Switches Security Cameras bluetooth speakers wireless receivers electrical toys games consoles wheeler GPS DVR webcam speaker CCTV camera lan phones USB Hubs laptop cooler external speaker video baby monitor mini fan Router Kindle Fire Table hard disk etc. and other devices which is powered by DC5V(0~1000mA) power supply. [Warning] Please check the DC socket size power consumption polarity of the device to make sure the adapter fit before ordering or it may not work or cause problem. (To ensure good performance and durability try not to exceed 80% of the total output of the adapter for long time use). [After-Service] All our products will pass strict test before sending out theres seldom faulty during packing or shipment if you receive the faulty one please just notice us we'll tackle it for you within 24 hours thank you in advance and wish we can serve you better. (Except for the problem caused by improper handling or processing).