Automaitc 3 stages with MCU controller Constant big current for faster charing Auto Cut-off when finished charging smart auto with MCU controller 24v lead-acid battery charger  FeaturesFully auto 4 stages (Ud-Im-Uo-Up)charging process,with MCU controller universal for all kinds lead-acid battery,such as SLA,AGM,GEL,VRLA.Use pulse desulfurating the battery,optimized for battery cycle lifeUse 4LEDs display charging process,indicate the battery capacity from 25%~100%.Polarity reversed and short-circuit etc safety protection.100V-240V AC input for worldwide power support.

Specification:

Input: AC 100-240V 50-60Hz 1.0AOutput: DC 12VCharging current:4.5AWeight: 450g(only body)Call us to know more details datasheet.

Safety protections:

Over Voltage protectionShort Circuit protectionPolarity error protectionOver power protection 

when the charger is charging,the battery capacity from  25% to100% indicated by 4LEDs:

Power on----Red LED4 LEDs---- Green LED(indicate the battery capacity 25% to 100% 

Warning: 

Charge 12V lead acid battery/SLA/VRLA/GEL/AGM rechargeable battery only.Don't expose the product to rain or humidity to prevent from electric shock.It is normal if the product gets slightly hot when using.Keep the product out of children's reach.Don't remove the cover to prevent from being electric shocked               product selected: 

RONDA A100-XXG series SLA battery charger select guide

Model	Input	Output	Suited battery pack
A100-12G	AC100~240V	13.8/14.7V 4.5A	SLA 12V    8 ~ 60Ah
A100-24G	AC100~240V	27.6/29.4V  2.8A	SLA 24V   8 ~ 60Ah
A100-36G	AC100~240V	41.4V/44.1V 1.8A	SLA 36V   8 ~ 60Ah

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smart auto with MCU controller 24volt lead- acid battery charger