|Six inch cutter:||160-10mm|
|20MM Steel ball:||180-195mm|
1. Simple and convenient to use, no adjustment is required;
2. The detection distance will not be changed when the battery
voltage drops from 9V to about 7V;
3. Low power consumption, can work for 40 hours continuously;
4. There is automatic and continues alarm when the battery is used
5. Switch on/off audio prompt function;
Install and replace battery:
1. The battery lid can be opened by pushing backward with thumb at
the concave groove.
2. Install the 6F22(9V) battery according to the anode and cathode
signs on the battery lid.
3. Cover with the battery lid and push forward firmly.
4. Please note battery is not supplied, it can be ordered
separately along with separate charger.
6. With external rechargeable socket hole;
7. Has audio, light and vibration handoff switch