<!-- .at_9{MARGIN: 0cm 0cm 0pt 45pt; TEXT-INDENT: -18pt; mso-list: l0 level1 lfo1; tab-stops: list 45.0pt} .at_2{COLOR: #3366ff; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'} .at_10{COLOR: #ff9900; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体} .at_6{mso-list: Ignore} .at_8{FONT-SIZE: 9pt; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体} .at_3{COLOR: #3366ff} .at_11{FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体} .at_7{FONT: 7pt 'Times New Roman'} .at_12{MARGIN: 0cm 0cm 0pt 30pt} .at_4{MARGIN: 0cm 0cm 0pt 45pt; TEXT-INDENT: -18pt; LINE-HEIGHT: 150%; TEXT-ALIGN: left; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-list: l0 level1 lfo1; tab-stops: list 45.0pt} .at_1{FONT-SIZE: 12pt; FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体} .at_0{MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 22pt; mso-pagination: widow-orphan; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; mso-line-height-rule: exactly} .at_5{COLOR: #ff9900; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 9.0pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体} -->1． 内置可充电蓄电池，充电时可以开机使用。2． 开机自动置零。3． 零点自动跟踪。4． 累计次数1~30次。5． 电源： 交流220V（±10%）/ 50Hz 直流6V/4Ah (内置可充电蓄电池)6． 工作温度范围：0℃ ~ +40℃。7． 相对湿度: ≤ 85% RH。