UpBright 20V AC/DC Adapter Compatible with Adedad DR21-2 DR21 DR212 Cordless Drill Set Electric Power Drill Kit Lithium-ion Batteries BC-AD2001 2000mAh 20VDC Power Supply Cord Cable Battery Charger - Adedad DR21-2 DR21 DR212 20V 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) Tested Units. In Great Working Condition. UpBright 30 days Refund. 24 Months Exchange. UpBright New Global 20V AC / DC Adapter Compatible with Adedad DR21-2 DR21 DR212 Cordless Drill Set Electric Power Drill Kit Lithium-ion Li-ion Batteries 23+1 Position 48pcs Accessories 2Ah 2000mAh +20V DC20V 20.0V 20 Volt 20 Volts 20VDC 20.0VDC 20 V 20 VDC Switching Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU Compatible with: Adedad Charger Model BC-AD2001 20V 20VDC Power Supply ⚠️!!!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.