1. Push the black wire into the hole on the plastic lid on the (-) terminal. Keep pushing until
the wire hits the back wall (about 3mm).
2. Put the board on the flat hard surface and press the lid downwards until it almost
touches the board, to obtain good electrical and mechanical contact. You can use some
hard flat object of pushing with finger is too hard.
3. Push the red wire into the hole on the plastic lid on the (+) terminal. Keep pushing until
the wire hits the back wall (about 3mm).
4. Put the board on the flat hard surface and press the lid downwards until it almost
touches the board, to obtain good electrical and mechanical contact. You can use some
hard flat object of pushing with finger is too hard.
5. To preserve the battery, push the switch on the battery board to OFF position after use,
and especially if the device will not be used for a longer periods of time.
