Bluetooth-enabled logger "Log Miru BT," which allows users to check temperature, humidity, and illumination data with their smartphones, is now on sale.

Akiba Koho" is an irregularly serialized section that introduces PC parts and digital gadgets that the Akiba Research Institute staff found interesting during interviews.

The Bluetooth-compatible temperature/humidity/illuminance meter "Log Miru BT" (model number: HLT-100BT ), which allows you to check temperature/humidity/illuminance data with your smartphone, is now on sale at Toei Radio Radio Department Store.

The "Log Miru BT" is a temperature/humidity/illuminance meter that can store temperature, humidity, and illuminance data of the surrounding environment for up to 84 days. By connecting it via Bluetooth to a smartphone with a dedicated application installed, the recorded data can be displayed in a graph and sent via e-mail in CSV format.

While connected via Bluetooth, the temperature, humidity, and illuminance can be checked in real time on the smartphone, Up to 10 units can be connected as long as they are within the Bluetooth communication range (maximum 10m visibility). In addition, the lower part of the main unit is equipped with a color LED whose color and brightness can be changed via a dedicated app, making it easy to manage when multiple units are used.

The main specifications are as follows: sensor type: temperature: thermistor, humidity: ceramic resistance type, illuminance: ambient light IC sensor. The measurement range is -10 to +50°C for temperature, 20 to 95% for humidity, and 0 to 30,000 lux for illuminance, with recordable periods of 84 days (sampling interval: 1 hour), 21 days (sampling interval: 15 minutes), and 33 hours (sampling interval: 1 minute). The power supply is two AAA batteries with a battery life of approximately 12 months (sampling interval: 1 minute). Compatible OS: iOS: 7.1 or higher, Android: 4.4 or higher.

The main unit measures 76 (W) x 32 (D) x 32 (H) mm and weighs approximately 65 g (including batteries).

Since environmental data can be easily collected with a single smartphone, those who collect environmental data for their work or hobby are encouraged to check it out.

The price is 8,980 yen (including tax).