HOTO QWLSD007 Manuel D'instructions page 11

Troubleshooting
Issue
Indicator blinking red when
the on/off switch is pressed
The machine doesn't work
after pressing the on/off switch
Bit cannot be installed
Battery won't charge
04 Specifications
Model： QWLSD007
Maximum Torque in Electric Mode: 3 N·m
Maximum Torque in Manual Mode: 8 N·m
Main Unit Net Weight: Approx.185g
Item Dimensions: 169×34×34 mm
Rated Voltage:3.6V
Manufactured by: Shanghai HOTO Technology Co., Ltd.
Address: Building 45, No.50 Moganshan Road, Putuo District Shanghai,China
Possible Causes
Low li-ion battery power
No li-ion battery power
Bit size doesn't match
the size of the bit holder
The USB cable isn't plugged
in or the included charging
cable isn't being used
Rotation per Minute(Unloaded): 220r/min
Bit Size: C6.3×50mm
Charging Time：<150min
10
Solution
Charge the battery
Charge the battery
Use an appropriate bit
Use the specified
charging cable; 5 V power
adapter needs to be used.
Check whether the
charging indicator is on
PH2/H4