Lascar-EL-BT-2-Bluetooth-Wireless-Temperature-&-Humidity-Data-Logger-Lascar-EL-BT-2-CAL-T-H-P-The-Lascar-EL-BT-2-is-a-Bluetooth-Wireless-Temperature-&-Humidity-Data-Logger-that-can-be-used-in-conjunction-with-a-mobile-Android-device-to-provide-accurate-Temperature-&-Humidity-measurements-The-Easy Log-BT-app-for-Android-8482-is-available-on-Google-Play-8482-&-allows-you-to-manage-your-EL-BT-2-logger-with-ease-P-P-The-user-can-easily-set-up-the-logger-&-view-downloaded-data-re