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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
It's a 420 mAh 402540 LiPo battery with a JST (SH) 1 mm connector, I haven't replaced it myself but I bet something like this would work.
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