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A bicycle is a simple machine, sure, but there is plenty of room for aftermarket customization. The cycling industry itself enjoyed a massive expansion of late that’s seen it transform into a multi-billion dollar market over the past few decades — the result of manufacturers looking to help individuals train more efficiently and stay safe on today’s crowded thoroughfares.

While most bicyclists have a basic headlight and taillight, there remain a host of more sophisticated accessories capable of adding a little punch to your daily commute. From a bike pump that stealthily fits into your bike frame to one of the most advanced smart helmets on the market, here are eight of our favorite cycling gadgets.