Install . Pay close attention to the positive (+) and negative (-) polarity markings.
The KT 82001 is designed for DIY installation, but the manual stresses following the exact order below: Xtra Safe Kt 82001 Manual
: Place 3 fresh 1.5V AA batteries into the slot. Pay strict attention to the polarity symbols ( + and - ). Install
Before changing any settings, it helps to understand the hardware components of your Xtra Safe Kt 82001. Xtra Safe Kt 82001 Manual