Major Application: Clean Sweeper, Access, Scissor Lift,utility Vericle, Golf Carts Major Product Feature: Microprocessor Control - Intelligent 5 step charger. --T1: Detect Battery Level: go to Deep Charging Mode if battery is in deep discharge go to Fast Charging Mode if battery is in normal discharge --T2: Started to Fast Charging Mode --T3: Change to Float Charging Mode --T4: Maintain Charging Mode --T5: Storage Charging Mode: Pulse charge by power off Built-in 5 LED indicators display Battery Capacity --With AC, display the battery's Capacity of Charging. --Without AC, Indicate battery capacity. Charger & Battery status Indicator --1. Power On, Dead battery or battery disconnected: -- LED continous Light --2. Deep charge Mode: LED Flashing two times. --3. Fast charge Mode: LED Blinking Fast at 0.5(s). --4. Float charge Mode: LED Flashing at 2(s). --5. Maintain charge Mode: LED Blinking fast by 4 times. --6. Storage charge Model: LED Blinking slowing at 5(s). Spark Free Hook-Up Safey Protection Features: --1. Reverse Polarity Protection (Output Fuse) --2. Over-Voltage Protected --3. Short Circuit Protection --4. Overload Protection --5. Over-Voltage Protected --6. Thermal Protection --7. Deep Discharge Battery Protection ---Deep Charging Mode recovering Deep Discharge Battery Load Regulation 2 Year Warranty More detail specification available per request: Remarks: Our charger are Microprocessor control charger. we'll change/improve product specification subject to customer's individual requirement. Website product specifcation are only standard for reference. we'll keep the right to change without notice.