1. By solar energy: The battery can be charged full under the sunlight for 15 hours, do not let any article cover the solar panel, then it will be full, sometime the sunlight may be different, then it needs longer time.
特点
Feature
坚固耐用，经济实用，高科环保，节能减排。
Firmness&lasting, economy&utility,high tech&environment friendly, energy saving&reducing carbon emission.
供应商参考报价：面议
太阳能光伏：
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