Hand Crank Flashlight : 6 Steps (with Pictures) - Instructables

Hand Crank Flashlight: Don't run the risk of being stuck in the dark with no light because of a flat battery! With this modified flashlight you will always be able to have light from its hand crank generator. Two minutes cranking provides over 20 minutes of light.

Hand Crank Flashlight : 29 Steps (with Pictures) - Instructables

Dynamo Mini Hand-Crank Flashlight - For Small Hands

Hand Crank Flashlight From Old DVD Drive : 6 Steps - Instructables

MUCH Transparent Hand Crank Flashlight, Squeeze Wind-up Flashlight for Kids and Adults, No Batteried Required Powerful Emergency Light Camping, Hiking, Home Power Outage Survival (8 Pack), Yellow

i wanted the best of two Instructables. it's a old school mechanical CLICK with Bluetooth keyboard. it's has Sparkfun THING ESP32 anda 13 hour rechargeable lipo battery : r/esp32

Hand Crank Flashlight From Old DVD Drive : 6 Steps - Instructables

Eton American Red Cross Clip Ray Crank-Powered, Clip-On LED Flashlight and Smartphone Charger ARCCR100R_SNG - The Home Depot

High Power LED Torch From Junk, PDF, Flashlight

Hand Crank Flashlight : 6 Steps (with Pictures) - Instructables

How Crank Flashlights Work - Homemade Circuit Projects

Hand Crank Flashlight : 6 Steps (with Pictures) - Instructables

Hand Crank LED 'flashlight' : 5 Steps (with Pictures) - Instructables

Hand-Crank Flashlight

Hand Crank Flashlight : 6 Steps (with Pictures) - Instructables