Specifications: - 100% brand new and high quality, super strong protection. - Input: 100-240VAC,50/60Hz - Output: 42V 2A - Connector: DC5525 - Charging indicator: charging the red light is full of green light - Safety protection: OVP/OCP/ Overload protection/ Short circuit protection - Color: Black - Max. Power: 95 W. Package includes: 1 x 42 V 2 A charger. 1 x power cable. Use and maintenance of the charger: 1. When charging, connect to the battery first, then connect to AC; after full, cut off the AC, then unplug the battery plug. If you first pull the battery plug when charging, especially with large charging current (red light), the charger can be damaged very easily. 2. If the LED light turns green, please continue charging for 2-3 hours. 3. Please do not run out of battery power, then the charger. Otherwise, the battery cannot be protected or even damaged. 4. Long-term battery with flat discharge, about 3 months for a deep discharge, is the so-called re-lighting, which is conducive to the activation of long-term immovable material in the deep part of the battery. Luminous means that the undervoltage protection action of the controller battery is performed. 5. Please use the charger in a dry place in time. 6. When you do not use the charger, do not always connect the power supply. 7. Please confirm your battery as it is used to charge the lithium battery. Do not use the charger on the LiFepo4 battery, otherwise the charger will be incredibly hot.