UpBright 15V AC/DC Adapter Compatible with W-KING Model T11 T 11 10.8V 5200mAh Li-ion Battery 100W Portable Boombox Bluetooth Waterproof Loud Wireless Karaoke Party Speaker Power Supply Cord Charger - W-KING Model T11 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 15V AC / DC Adapter Compatible with W-KING Model T11 T 11 10.8V 5200mAh DC10.8V 5.2Ah 10.8 Volt 5200 mAh 10.8 Volts 5.2 Ah 10.8VDC Lithium ion Li-ion Liion Rechargeable Battery Pack 100W Portable Boombox Bluetooth IPX6 Waterproof Loud Wireless Party Speaker Huge Stereo Pro Sound Karaoke Outdoor Boom box WKING DC15V 15.0V 15VDC DC15.0V 15.0VDC 15 V 15.0 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. Warranty: 30 Days Refund - 24 Months Exchange