当德国阳光蓄电池电压降到低限时，报警通知用户，然后自动关机以防止德国阳光蓄电池深度放电。
When Germany sun battery voltage to the low limit, alarm notifies the user, and then automatically shut down to prevent the sun battery deep discharge in Germany.
多功能矿灯瓦斯报警器，是一种固定在矿灯蓄电池上，并由该电池供电的瓦斯超限报警装置。
The utility model relates to a multifunctional miner lamp gas alarm, which is a gas over-limit alarm which is fixedly arranged on the accumulator of a miner lamp and powered by the accumulator.
低压报警器可以提醒作业人员及时对蓄电池充电；
The low pressure alarm device is capable to remind workers to charge the accumulator in time;
低压报警器可以提醒作业人员及时对蓄电池充电；
The low pressure alarm device is capable to remind workers to charge the accumulator in time;
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