| 规格和标准 |
4-way vertical rectangle, horizontal full circumference, ground ink Length (mm): 206 Width (mm): 122 Accuracy: ±1mm/10m Automatic correction range: ±2.5° Power supply: Lithium-ion rechargeable battery, alkaline dry battery, AC power supply Protection grade: IP54 Light source: Visible light semiconductor laser Light output (mW): 1 or less Wavelength (nm): Line: 635, ground ink spot: 650 Laser safety standard: Class 2 (JIS) C6802:2014) Braking method: Magnetic braking method Line width (mm): Approx. 2/5m 直角精度:90°±0.012° 颜色:白色 宽度(mm):122 depth(mm):115 高度(mm):206 tripod安装零件:5/8英寸 光接收零件:5/8英寸 光接收量:5/8英寸 10/8英寸电池寿命:干电池:大约。 4小时,可充电电池:大约。 7小时 电源(V):锂离子可充电电池/碱性干电池/交流电源
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