Dirt Devil DD9001 Manuel D'instructions page 7

4. Power On/Off
a) Press the on/off button once, the machine turns on and works in
low speed, the indicator lights up.
b) Press the on/off button again to switch to high speed.
c) Press the on/off button again and the machine stops working.
II. Handy
Inset the small plastic brush into the machine straightly.
III. Charging
1. When the indicator light flashes red, it indicates that the battery is
low and needs to be charged. When charging, connect the adaptor
to the power supply and the machine. The red light on the machine
is on, indicating that it is charging. When the blue light is on, it
means the battery is full.
Power On/Off
Charging indicator
Charging socket