Ruiandsion P13.5S Upgrade LED Flashlight Bulb 3W 6-30V (6V 9V 12V 18V 19.2V 24V) LED Replacement Bulb for Torch Tooling Lantern Bulbs Replacement,Non-Polarity (Pack of 2) - - Amazon.com
Replacement for Ever-Ready 6v Utility Lantern W/Battery 5109wb-s Flashlight Pr13 Light Bulb by Technical Precision 10 Pack - - Amazon.com
6 Volt Lamp Battery - YouTube
Ruiandsion Upgrade LED Flashlight Bulb 6-40 Volt P13.5S Base LED Bulb Warm White 4300K 6V 9V 12V 18V 19.2V 24V Replacement for Flashlight Torch Lantern Work Lights,Non-Polarity - - Amazon.com