All new Boveda Butler which tracks the current Humidity, temperature and impact events. it also holds your historical data of your humidor, on up to five Boveda Butler enabled containers. Receive Notifications straight to your phone when your Boveda Butler detects readings outside of your customisable ranges.

• The Boveda Butler includes:
  
  1 - Boveda One-Step Calibration Kit
  
  1 - Boveda Butler (2" x 1 1/4" x 1/2") 
  
  1 - User's Guide

• Eliminates the need for separate hygrometer and thermometer.
• The Boveda Butler must be calibrated before use to ensure accurate readings.
• Uses standard CR2032 coin battery (included)
• The Boveda Butler can store up to 10 days of data when out of Bluetooth range of the app. If the period of no connectivity extends beyond 10 days, the sensor can only download the last 10 days of data to the app when connectivity is re-established
• Download the Boveda app for iOS devices (iOS 10.0+) on the Apple App Store, or for Android (5.0+) on the Google Play Store

Note: The Boveda Butler MUST be calibrated before use to ensure accurate readings. Do not mix Boveda RH levels within the same humidor, and do not use Boveda in the same humidor with other humidification products. They will fight against each other and reduce the efficiency of the Boveda.