Auto shut-off helps preserve battery life.
自动关闭有助于维持电池寿命。
Safety feature-air purifier includes tip over switch and auto-shut off function to ensure safety.
安全功能包括尖端空气净化器的开关和自动关机功能，以确保安全。
Just select 30 -, 60 - or 90-minute auto shut off and lay back for a great nights sleep.
只要选择30-，60 -或90分钟自动关机，并为一个伟大的夜晚睡回来。
For the special work environment, the drainage system under mine has strict requirement to its device. In the Auto-drainage system, the controllability of shut-off valve is critical issue.
矿山井下排水系统因其特殊的工作环境，对其设备有着严格的要求，在自动化排水系统中，闸阀的可控性是关键性问题。
Portable powerful instant gas air heater, enclosed gas controls, heavy-duty steel construction, equipped with high performance fan auto shut off if power is interrupted or flame is extinguished.
便携式空气加热器，燃气控制，重金属结构，耐用风机，在电源切断或火焰熄灭的情况处动切断。
Portable powerful instant gas air heater, enclosed gas controls, heavy-duty steel construction, equipped with high performance fan auto shut off if power is interrupted or flame is extinguished.
便携式空气加热器，燃气控制，重金属结构，耐用风机，在电源切断或火焰熄灭的情况处动切断。
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