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LHT65 Temperature & Humidity sensor 39 / 56
4. Battery & How to replace
4.1 Battery Type
LHT-65 is equipped with a 2400mAH Li-MnO2 battery. The battery is un-rechargeable battery
with low discharge rate targeting for 8~10 years use. This type of battery is commonly used in IoT
target for long term running, such as water meter.
The discharge curve is not linear so can’t simply use percentage to show the battery level. Below
is the battery performance.
Minimum Working Voltage for the LHT65:
✓ LHT65: 2.45v ~ 3.6v
✓ ES-E1 Temperature Sensor : 2.35v ~ 5v
4.2 Replace Battery
The LHT65 has the top cover and bottom cover. User can use a knife to open the enclosure from
the middle. The inner view is as below:
User can find the same type of battery to replace. Or can order our battery replace kit, which
include the enclosure and the battery, the part number is LHT65-BAT-CA.
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