12V 1.25A Automatic Battery Charger-Battery Maintainer- Trickle Charger-Automotive Weatherproof Car Battery Charger Starter-Motorcycle RV ATV UTV

5-Step Charging Process Step 1 DESULFATION, increasing voltage to 7V-11.5V Step 2 BULK, increasing voltage to 11.5V-14.4V Step 3 ABSORPTION, increasing voltage to 14.4V Step 4 ANALYZE, the voltage is lower than 12V, the red error lamp is lit, the voltage is higher than 12V, the charging process go into the next step. Step 5 FLOAT, increasing voltage to 13.6V,the charging is complete. Reverse Polarity Protection: Our battery charger automotive never short circuit, spark or harm the car battery charger or battery as a result of reversing the polarity of the connectors. Short Circuit Protection: The protective design of this car battery charger sustains a short circuit connection directly across its DC outlet terminals indefinitely without damaging charger or equipment. Surge Protection: The internal protection of this auto battery charger sustains a power surge between the power source and the battery. Ultimately, a surge is unable to damage batteries or the tool and equipment attached to the battery. Over Voltage Protection: This weatherproof battery charger constantly monitors the battery’s voltage and actively prevents damage to the battery from overcharging. Quick Connect Plugs and Accessories Quick connect plugs allow quick, convenient connection and disconnection. Two accessories/connection types are included with the battery charger. Multiple Battery Type and Applications Compatibility This battery charger is optimized to be compatible with all Lead-Acid and Sealed (AGM, GEL, MF) batteries. It's a portable battery charger for automotive, motorcycle, Lawn Mower, RV,ATV/UTV, Marine, etc. Specifications Input Voltage: 110-240VAC Input Frequency: 50/60Hz Charging Voltage: 14.4VDC Output Current: 1.25A MAX Dimensions: 4.02*1.97*1.22inch Operating Temperature: -20?~+40? or -4?~+104?