Battery Lifetime and Replacement

Many Eve devices are battery powered.  The battery lifetime, type and replacement are discussed below.

 

Battery Lifetime

The battery lifetime varies depending on the product:

• Eve Degree - 1 year
• Eve Door & Window – over 1 year
• Eve Motion – over 1 year
• Eve Room – 3 months
• Eve Thermo (2015)/(2017 Display) - one heating cycle or about 6 months
• Eve Weather – 1 year
• Eve Aqua - one season
• Eve Smoke - 10 years

This long lifetime is made possible by Bluetooth 4.0 Smart technology, also known as Bluetooth Low Energy.

 

Battery Type

• Eve Motion, Eve Room, Eve Thermo and Eve Weather use standard AA alkaline batteries. 

• Eve Degree uses a CR 2450 replaceable battery.

• Eve Door & Window uses a ½ AA (ER14250 3.6V) Lithium replaceable battery.

Do not use rechargeable batteries with Eve.

 

Battery Replacement

To replace the battery, simply open the battery compartment.

For Eve Door & Window, note that you do not need to un-stick the entire device, you can slide off the top part to gain access to the battery compartment.