Dear Sir/Madam,
Waterproof : IP67
Battery : CR2477, replaceable
Certification : CE FCC RoHS
Chipset : nRF52832/nrf52810
Working Range : 100 meters
Battery Lifetime : 2-3 years
Service : OEM and ODM
Configuration App : Yes
Accessories : 3M back sticker, Screws
Color : White,other color can be customized
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