User's Manual

1. Install battery:

1.1 Re-tight the screw and open the battery door.

1.2 Insert AAA x 2 batteries in polarity (+) and (-) as

indicated.

1.3 Close the battery Door and tighten the screw.

2. Install BTL App on your device.

2.1 Access App Store and search for “BTL”.

2.2 Select and install BTL into your device.

Getting started