T-Power Ac Adapter Compatible with Outdoor Tech OT4200 Big Turtle Shell - Ultra Loud Rugged Bluetooth 4.0 Wireless Boombox & Powerbank Charger Power Supply Cord T-Power (TM) Made with the highest quality Brand-new Input Voltage Range: AC 100V - 240V Compatibility : Outdoor Tech OT-4200 Big Turtle Shell - Ultra Loud Rugged Bluetooth 4.0 Wireless Boombox & Powerbank / OT4200-B , OT4200-G , OT4200-R / MODEL: K42A140250E / SN BTS-6232 BTS-6346 BTS-6388 BTS-6398 / SN BTS6232 BTS6346 BTS6388 BTS6398