UpBright 5V AC/DC Adapter + Micro USB Charging Cable Compatible with Belifu Model TENS001 SM9126 AS8015 AS8012B Dual Channel Electronic Pulse Massager 5VDC Power Supply Cord Battery Charger Mains PSU - Belifu TENS001 SM9126 USB Cable Power

• 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) UpBright 5V AC / DC Adapter + Micro USB Charging Cable Compatible with Belifu TENS001 SM9126 AS8015 AS8012B Dual Channel TENS EMS Unit 24 Modes Muscle Stimulator for Pain Relief Therapy Electronic Pulse Massager 5V 500mA 5VDC DC5V 5.0V Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU (USB port travel wall battery charger and USB cable) Note: Rechargeable batteries don't last forever, the average battery last 1 to 3 years. If the battery is old/bad, it will not accept a charge. But not charger's problem Tested Units. In Great Working Condition. UpBright 30 days Refund. 24 Months Exchange