timestamp,voltage_mv,temperature_c,humidity_percent
2024-05-01T21:00:00,123.4,12.5,68.2
2024-05-01T21:10:00,130.2,12.7,67.8
2024-05-01T21:20:00,118.9,12.4,69.1
2024-05-01T21:30:00,125.6,12.6,68.5
2024-05-01T21:40:00,132.1,12.8,67.9
2024-05-01T21:50:00,119.8,12.3,69.3
2024-05-01T22:00:00,128.5,12.7,68.0