Features: 5.5mm x 2.5mm 1.5V 1A output,with clip cable,easy to use,Max wattage of power supply: 1.5W,only fit for device install 1 pc 1.5V battery,With ON OFF Switch,easy to use. AC 100V - 240V AC to DC 1.5V 1A power Adapter.This eliminates the need for 1pc 1.5V AA LR6,AAA LR3,C LR14,D LR20 batteries and more 1.5V devices. No Need To Change Battery Frequently: With this 1.5V battery eliminator Power supply,you don't need to buy a lot of replacement batteries when the batteries run out,saving you more time and money. Suitable for 1.5V power supply Toys thermo-meter FM Radio LED Light Clocks and more 1pcs 1.5V Battery power supply devices. . Specifications:Input : AC 100V-240V 50/60Hz Output : DC 1.5V 1A Red clip is +,black clip is -. Output adaptor jack size : 5.5mm x 2.5mm, inside positive (+) outside negative (-) Length of the Power cable: 125cm Color: Black Plug: EU/US/UK plug(optional) Note:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-2cm measuring deviation due to manual measurement.Package includes:1x DC 1.5V 5.5x2.5mm Power Supply with switch 1x Clip cable