New Global 2-Prong AC/DC Adapter Compatible with SiYuan Class 2 Battery Charger EC12 13V 2A 5 13Vdc 2A GENMAX GM2800iAE GM3500iAED MXR3500S GM6000 Generator 12-13 VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU Replacement for Siyuan Class 2 Battery Charger Model No EC12 Output 13Vdc 2A 13 VDC 2A Date Code: 202302 !!! Tips: Rechargeable batteries usually last 2-3 years. If your machine couldn't charge the battery, it's usually because your rechargeable battery was out of date, or decayed. Please check if your rechargeable battery was already worn out. Tested Units. In Great Working Condition. Onerbl AC adapters are manufactured with the highest quality materials tested and designed to meet the power needs of your device. This power supply allows you to operate your device or charge its battery from electrical power outlets.This adapter converts AC power into the DC power required by your device. Onerbl adapters are great solution during travel.This adapter has been validated and tested to ensure it will work with your device.