World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection). Tested Units. In Great Working Condition. eeTao 30 days Refund. 24 Months Exchange. eeTao 2-Prong AC/DC Adapter Charger Compatible withSeauto Seal SE SealSE Smonet CR6 Pro CR6Pro Hydrus Seauto Model SEAL 21.9V 7800mAh Li-ion Battery Robotic Pool Vacuum Automatic Spa Cleaner Power Supply Cord Cable PS Charger Mains PSU Compatible with: SAT-3P6S SAT3P6S MX65C1-2522500 25.2V 2.5A Charger Compatible with: Model: CH0651-29415⚠️!!!Tips: Rechargeable batteries don't last forever, the average battery last 1 to 3 years. If the battery is old/dead, it will not accept a charge. But not charger's problem. If you're not sure whether battery or charger is dead or not. You must have a volt meter in order to tell whether or not a charger is working.00UU Shenzhen ABP Technology Co., Ltd 29.4V 1.5A 44.1W Class 2 Power Supply eeTao 2-Prong AC/DC Adapter Charger Compatible withSeauto Seal SE SealSE Smonet CR6 Pro CR6Pro Hydrus Seauto Model SEAL 21.9V 7800mAh Li-ion Battery Robotic Pool Vacuum Automatic Spa Cleaner Power Supply Cord Cable PS Charger Mains PSU CECCCROHS 100-240