This manual provides operating instructions, technical specifications, and safety guidelines for the AR944M underground metal detector.
The AR944M is an improved underground metal detector designed using advanced technology and imported components. It features a large detection depth, accurate positioning, strong resolution, and simple operation. The device utilizes an advanced ground balance circuit design to eliminate most 'mineralization reaction' effects, ensuring signals are only triggered when metal is detected. This manual is written in Chinese.
| Maximum Detection Depth | 1.5 meters |
|---|---|
| Operating Frequency | 3.68 MHz |
| Signal Frequency | 7.200 KHz |
| Power Source | 7.4V Lithium Battery |
Press and release the button, then slowly rotate the tuner knob clockwise until a weak 'humming' sound is heard.
The device has a Ground Balance mode for all metals and an Identification mode to distinguish metal types.
The charging indicator light changes from red to green, indicating the battery is full.