Here are a few precautions. Do not immerse the unit in water. Do not clean the unit with abrasive or corrosive materials. They may scratch the plastic parts and corrode the electronic circuit. Do not subject the unit to excessive force, shock, dust, temperature or humidity. Which may result in malfunction, shorter electronic life span, damaged battery and distorted parts. Do not tamper with the unit's internal components. Doing so will invalidate the warranty on the unit and may cause unnecessary damage. The unit contains no user-serviceable parts. Only use fresh batteries as specified in the user's manual. Do not mix new and old batteries as the old ones may leak. Always read the user's manual thoroughly before operating the unit. FRENCH INTRODUCTION Nous vous félicitons pour votre achat du capteur thermique-hygrométrique à distance THR138. Le Capteur thermique à distance doit être utilisé avec le Thermomètre intérieur/ extérieur multicanaux 433 MHz pour surveiller les variations sur les sites extérieures. L'appareil est simple à utiliser, et aucune installation de câbles n'est requise. REMOTE THERMO SENSOR WITH LCD MODEL : THR138 USER'S MANUAL Congratulations on your purchase of the THR138 Remote Thermo Sensor. This Remote Thermo Sensor is for use with the 433MHz Multi-Channel In-Out Thermometer to monitor temperature changes of outdoor sites. Operation is easy and no wire installation is required. COMPATIBLE UNITS: Examples of compatible units are as follows: EMR812A. BAR888A. RMR112A 4. UNITÉS COMPATIBLES Exemples d'unités compatibles avec cet appareil : EMR812A, BAR888A, RMR112A. MAIN FEATURES A. LCD Displays the current temperature monitored by the remote unit B. LED INDICATOR Flashes when the remote unit transmits a reading C. CARACTÉRISTIQUES PRINCIPALES A...