This battery is the same as the stock battery.

Fenix 3, 4, 5 - This battery is slightly higher capacity as the stock battery.

Fenix 1., 2 - This battery is marked 350mAh, but it lasts about the same as the stock battery labeled 500mAh.

Rubber buttons falling off?  I will replace the bottom cover with a good used one. Also repairs mounting tabs.

Display replacement service. Displays are used but in good condition.

Rubber buttons falling off?  I will replace the bottom cover with a good used one and a new battery.

If you damaged your display, I will replace the LCD for you.

Mounting Tabs Broken? Power button gone? I will replace the bottom cover with a good used one.

Rubber buttons falling off?  I will replace the bottom cover with a good used one.

This is a 350mAh battery. My testing shows training time up to 10+ hours in "training mode" a full day with "GPS on" and 2 weeks in power saver (time only) mode

This battery is rated a bit higher than the stock battery and performs better than the stock battery. Garmin Edge Garmin Forerunner  305 205.

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If you damaged your display, I will replace the LCD for you.  LCD only, not the outer glass.

If you damaged your display, I will replace the LCD for you.

Forerunner 110 210

This battery is the same as the stock battery.

If your 310xt won't display anything when connected to the charger, a battery replacement will not fix it.

If you damaged your display, I will replace the LCD for you.