Table 2 Specifications of Garud logger and EnviLog sensor

Dimensions

11 × 4.5 × 3.5 cm

5 × 5 × 2 cm

Range

0.1–100 Amps

− 40 °C to + 125 °C

0–85%RH

Accuracy

1%

± 0.3 °C

± 3%RH

Memory

4 MB

12,000 temperature and humidity data

Transmission range

Approximately 10 m line-of-sight

55 m, adjustable

Wireless data standard

Bluetooth smart

Bluetooth 4.1

Logging rate

3 s

2 s, adjustable

Data download modes

1 min, 5 min, 10 min, 15 min, half hour

60 s (adjustable to 5, 10 and 15 min)

Battery type

2 user-replaceable AA 1.5 V

Panasonic CR2450, 550 mAh/3 V built in battery