Simple charging method.6V 4.0Ah seal lead acid battery can be charged in this way.
Parts & Components:-
6V 4.0Ah SLA Battery
105 J 250 V Capacitor
KBL406 Bridge Diode Rectifier
Resistor 1K
Resistor 390k Ohms
Red LED
2 Pin AC Socket
Battery Connector Cable etc.
#6V_SLA_Battery #Charging_SLA_Battery
*** Note:- Dangerous !!!. Do not touch this circuit when AC power is on.
![](https://i.ytimg.com/vi/7-oe6Ebg5gI/maxresdefault.jpg)