| Model number | UT387D |
| Wood probe depth | 20 mm /38 mm |
| Copper wire alarm depth *≥4 square mm | 40 mm |
| Metal | 含铁Metal 100mm
非铁Metal（铜） 80mm |
| Automatic calibration | It is |
| The disy screen | 1.8-inch color screen |
| Automatic shutdown | 5分钟±1分钟Automatic shutdown |
| Battery | 锂Battery |
| Battery使用时间 | 300mAh built-in lithium, single measurement about 5000 times,4 hours |
| Audible alarm | With sound broadcast alarm function |
| Low battery reminder | There is |
| Operating temperature | 0° to 40°C |
| Operating humidity | Metal模式下 0-85%RH
0-60 percentrh -- in foreign body mode |
| Storage temperature | -20° to 60°C |
| Drop test | 1 meter |
| Product size | 135*60*25mm |
