BA15S LED Bulbs 12V RV LED Lights 1156 1141 1003 Super Bright Low Power replacement for Back Up Reverse Lights,Brake Lights,Tail Lights, Rv lights, White(2-Packs) 2-PACK sold2021 more than 10hrs long lasting

more than 10hrs long lasting battery duration

USB Rechargeable: Built-in 90mAh battery

please take out the engine oil for testing

Pinging/tapping/knocking sounds When the above situations occur

BA15S LED Bulbs 12V RV LED Lights 1156 1141 1003 Super Bright Low Power replacement for Back Up Reverse Lights,Brake Lights,Tail Lights, Rv lights, White(2-Packs) 2-PACK sold2021 more than 10hrs long lastingBA15S LED Bulbs 12V RV LED Lights 1156 1141 1003 Super Bright Low Power replacement for Back Up Reverse Lights,Brake Lights,Tail Lights, Rv lights, White(2 Packs) Specification: Base: BA15S Working Voltage: DC 9 30V (fit 12V, 24V vehicles). Output Wattage: 5W bulb (Low Power Consumption). Color: White. Service Life: Up to 30,000 Hours. Package Included: 2 x BA15S LED Bulb Advantages: High brightness Low Power Consumption Excellent heat dissipation