KNACRO AC Switching Power Adapter DC 24V / 4A 24V 4A 4000MA 96W Power Supply Adapter AC 100v-240v Transformers Interface 5.5x2.5mm Suitable High quality Lithium battery charger, the new IC solutions, intelligent control chip board, full of lights change, security, efficiency and stability. EMI absorption ring, it also has to absorb EMI, the ability to absorb static pulse magnetic, electronic equipment to achieve compatible (EMI / EMC) and electrostatic discharge of corresponding international standards. Protection: short circuit protection, overcurrent protection, overcharge protection, over-discharge protection, high voltage protection, over power protection, thermal protection, put mine protection, electromagnetic protection. All copper nickel-plated plug, standard safety input jack, using a conductive material more pure steel, wear no deformation, and plug the test up to 3000 times, still can better ensure charging contacts. ABS plastic shell, high temperature wear. Interface Size: 5.5x2.5mm .