UpBright 5V AC Adapter Compatible with CAT 3.7V DC Rechargeable Battery LED Work Light WorkLights 962841 3.7 Volt CATwork CATLED Neiko 40464A RK-0421100 4.2V 4.5V Power Supply Cord Charger (NOT 12V) - CAT Rechargeable LED 4.5VDC Power Supply

• UPC   666230496725
• 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 4.5V - 5V AC / DC Adapter Compatible with CAT 3.7V Rechargeable Battery LED Work Light 3.7 Volt CATwork light CATLED WorkLights ITM. / ART. 962841 Light 4.2V DC4.5V 4.5VDC - 5VDC 4.2 V - 5.0V Switching Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU ⚠️!!! (NOT for 12V ❌ version. Please Check For Compatibility With Your Unit. Thanks.) Compatible with: CAT LED Worklight Model RK-0421100 RK0421100 Neiko 40464A Multi-Purpose Cordless CATLED Work Light 4.2V - 5A 1A - 1.1A DC4.2V 4.2 V 4.2 VDC 4.2VDC - 5VDC 1000mA - 1100mA Switching Power Supply ⚠️!!!Note: NOT for 12V ❌ version. Someone may have bought it by mistake. Please Check For Compatibility With Your Unit. Thanks. (⚠️⚠️⚠️!!! Note: If you need a charger for 12V version. Please check item listing ASIN: B076Y5M62T. Thanks.) !!!Note: 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.