UpBright 18V AC/DC Adapter Compatible with Gafilie APPV01 14.4V 2500mAh Lithium Li-ion Rechargeable Battery 30W Cordless Handheld Swimming Pool Spa Vacuum Cleaner 18VDC Power Supply Cord Charger PSU - Gafilie Model APPV01 Power Supply

• 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. UpBright 30 days Refund. 24 Months Exchange. UpBright New Global 18V AC / DC Adapter Compatible with Gafilie Model No.: APPV01 APPVO1 APPV0I APPVOI 14.4V 2500mAh DC14.4V 2.5Ah 14.4 Volt 2500 mAh 14.4 Volts 2.5 Ah 14.4VDC Lithium ion Li-ion Liion Rechargeable Battery Pack 30W Powerful Suction Cordless Handheld Pool Swimming Spa Vacuum Cleaner Chanzeho CZH013180050JPWH CZH013180050USWH DC18V 18.0V 18VDC 18.0VDC 18 V 18.0 VDC Class 2 Switching Power Supply Cord Cable PS Wall Home Charger Mains PSU ⚠️!!!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.