User ManualTable of Contents1 Safety21.1. Safety with testo 510i21.2. Safety with testo 549i21.3. Safety with testo 805i22 Overview23 Switching on/off33.1. Switching on33.2. Switching off34 Bluetooth® module34.1. Establishing Bluetooth® connection34.2. Bluetooth® approval35 LED status46 Transmitting reading4Size: 2.02 MBPages: 4Language: EnglishOpen manual