Cree Universal Polarity LED 5W MES E10 Screw Bulb for 6.0V PETZL 4-Cel – Draco Products
3V 6V P13.5S E10 LED Bulb For Focus Flashlight Replacement Bulb 0.5W led Torch Work Light Lamp 60-100Lumen White DC 3V 6V - Price history & Review | AliExpress Seller - happyfrank
Source City Bike Use 6V 2.4W 5 LED bike light for bicycle Dynamo on m.alibaba.com
6 Volt 2.4 Watt Philips Halogen Bulb
Aluminum Electric Bike Headlight | Electric Bicycle Led Light - Electric Bicycle Accessories - Aliexpress
6V 2.4W Dynamo White Head Front LED Light Bike Light - China Bike Light, Bicycle Accessories | Made-in-China.com
EIKO - LED-24-BA9S-W - Lamp T3-1/4 Mini Bayonet BA9s 19mA 24-28 VAC/DC White 2.4 Lumen 02695 516 Series - RS