HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector JSR Storage Environment: 0~40 degree C(32~104

Storage Environment: 0~40 degree C(32~104 degree F)

5V Alkaline Batteries (NOT Included)

with a pickup radius of up to 3 meters

Function: Clear the dust in the gaps and corners

Xbox series x controller

HK-809 High Sensitivity GPS Magnetic Field Electromagnetic Wave Wireless Signal Detector JSR Storage Environment: 0~40 degree C(32~1041. The sensitivity can be adjusted. By adjusting the sensitivity to expand or reduce the detection range, the sensitivity is increased by 2 3 times, and the detection distance can reach 300mm 2. Anti vibration, drop proof, reliable and durable 3. Built in 3. 7V 1600MA H18500 lithium battery, when the battery is low, the under voltage indicator will show green, and it can be charged with a mobile phone charger that supports 5V 1A 4. The mute and alarm