Official Answer
Your Evo-Tec On-Board Charger has a set of LED indicator lights to show the charging cycle status.
Red LED Light(s) Indicate the Current State of Charge
1 LED=0~25%
2 LED=26%~50%
3 LED=51~75%
4 LED=76~100%
Green LED Light Indicates Full Charge
Answered by Odin
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