• Automatic Detection Function: Portable and designed for automatic detection of eavesdropping devices and pinhole cameras in various environments
• Signal Strength Indicator: Equipped with a signal strength indicating light to quickly locate the source of the signal
• Adjustable Sensitivity: Includes an adjustment function button to fine-tune sensitivity; increase sensitivity to extend detection range or decrease sensitivity to narrow the focus

Specifications:

• Model: AK400
• Alarm mode: sound vibration
• Detection frequency band: 1MHz-6.5GHz
• Working range: 0.5-6 meters
• Working voltage: 3.7V
• Applicable range: 0.2-10M
• Charging interface: Type-C
• Working time: 25 hours of continuous work
• Charging power supply: DC 5V/A
• Battery: 300mAh
• Sensitivity: 4 levels adjustable
• Size: 91*37*13mm