Electronics

A GPS watch helps track pace, distance, heart rate, and routes. It’s not required, but it’s incredibly useful for structured training or performance tracking.

Key features include accurate GPS, heart‑rate monitoring, long battery life, water resistance, and training metrics like VO₂ max or interval modes.

Yes, especially models designed for sports. Look for sweat resistance, secure fit, and awareness modes that let you hear traffic or surroundings.

Bone‑conduction headphones sit outside the ear and keep you aware of your environment. In‑ear models offer better sound isolation but may reduce situational awareness.

Many running electronics are water‑resistant, but not all are waterproof. Check the description to understand what conditions they can handle.