The battery protector has simple structure and low cost, and can effectively prolong the service life of batteries, thus reducing the pollution of waste batteries to environment.
本实用新型的电池保护器结构简单，成本低廉，能有效延长电池的使用寿命，从而降低废旧电池对环境的污染。
The Pool Protector operates on one 9 volt battery; choose a lithium-ion batter for long life.
池保护工作的一个9伏电池；选择一个锂离子电池的寿命长。
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