Brighten Your Way With E10 Upgrade Led Flashlight Bulb Conversion Kit -, Ac/ Compatible With 3v, 3.7v, 18v, 4-12v, 6-24v Torch, Lantern, Bike, Work Light, Maglite Bulbs - Temu
10Pcs E10 Screw Base Bulbs DC 3.8V Mini Miniature Lights, Warm Yellow | eBay