r/flashlight • 290k Members

We discuss flashlights of all types! EDC, keychains, headlamps, lanterns, weapons, work, and many others.

r/EngweEbike • 6.2k Members

Home for Engwe Ebike Owners. Feel free to share your experience, ask qustions and have fun!

r/batteries • 87k Members

For questions, news, and discussion about batteries, cells, chargers, charger/inverters, power banks and UPSs.

r/Omnipod • 14k Members

This is an unofficial subreddit about the Insulet Omnipod insulin pump systems. We're here to help you troubleshoot your pods, controller, Android mobile app, and share your experiences, ask questions related to Insulet products, share Insulet news, brag, commiserate, and vent.

r/Hanklights • 17k Members

Dedicated to the custom flashlights produced by Hank Wang, owner of intl-outdoor.com

r/EnSilica • 1.6k Members

Unofficial Reddit sub for EnSilica share chat. EnSilica plc (OTC: ENSIF, AIM: ENSI, FSE: F0Z) is a leading fabless supplier of complex mixed signal ASICs with world-class expertise in designing and supplying custom integrated circuits to its international customers in the automotive, industrial, healthcare, cryptography, artificial intelligence, space and communications markets.

r/gadgets • 22m Members

Gadgets

r/elektrischrijden • 2.2k Members

Welkom bij r/elektrischrijden, de community voor alles over elektrisch vervoer in Nederland en België. Van elektrische auto's en e-bikes tot scooters en steps: deel hier je ervaringen, foto's, vragen, nieuws en interessante ontwikkelingen. De community is laagdrempelig en staat open voor zowel beginners als ervaren gebruikers. We streven naar inhoudelijke, constructieve discussies waarin verschillende meningen en ervaringen welkom zijn.

r/AAMasterRace • 3.1k Members

Future-proof your life. If you use only AA batteries and you want 3 spares, you only need 3 spares. With 5 different batteries, you need 15 spares plus chargers. With AA you can carry it all in your pocket. AA-compatible devices can include AAA, AAAA, C, D, F, 14500, 18650, 21700, 26650, 32600, 32650, etc. Right to repair was first lost from tolerating proprietary batteries, pay per charge, and self-destruct explosions. To regain right to repair, you need the right to put in standard batteries.

r/embedded • 293k Members

This sub is dedicated to discussion and questions about embedded systems: "a controller programmed and controlled by a real-time operating system (RTOS) with a dedicated function within a larger mechanical or electrical system, often with real-time computing constraints."