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Smart Home Device Batteries

Replacement parts for popular electronic devices

Fix what's broken. Upgrade what's not. iFixit makes DIY electronics repair easy: strictly tested, quality-ensured replacement parts, unmatched DIY fix kits, and free in-depth, accurate repair manuals.

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Item Type: Batteries
Nest Thermostat (Gen 2/3) Battery

Nest Thermostat (Gen 2/3) Battery

Replace a 380 mAh rechargeable battery compatible with the 2nd and 3rd generation Nest Thermostat. Part #TL284443. 3.7 Volts (V).

$19.99

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