This 3.7V 200mAh Li-Polymer battery is a compatible replacement for Nest T100577. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Included: One replacement battery pack.
Battery specifications
| Voltage | 3.7V |
| Capacity | 200mAh |
| Chemistry | Li-Polymer |
| Energy | 0.74Wh |
| Dimensions | 43.90 x 34.20 x 3.10mm |
| Battery weight | 9g /0.32 oz |
Replacing your Nest T100577 battery
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
Nest T100577, Learning Thermostat 1st Generation
Replacement battery numbers
Nest TL363844