About this item

• 【High-Current Programming Mode】Delivers a stable 10.8V–16.0V adjustable output with a 120A max current (sustained for 3 minutes), ideal for ECU programming and vehicle diagnostics without voltage drops. Provides stable voltage for ECU reprogramming, module coding, and ADAS calibrations.
• 【Fast Charging & Smart Charge】20A/12V lead-acid battery charging, 40A for in-vehicle battery charging, and 20A for external battery charging. Multi-stage intelligent charging mode, early charging using pulse charging. Mid-term charging quickly switches to high power charging. Later charging automatically switches to trickle charging mode and stops charging when fully charged to ensure safety and prevent overcharging.
• 【Battery Repair】Revives deeply discharged or sulfated batteries, extending battery life and saving replacement costs. Supports multiple battery types: standard lead-acid batteries, AGM batteries (flat/spiral), EFB, gel batteries. The EM355 can repair batteries that have been discharged for a long time or have suffered severe power loss.
• 【Advanced Safety Protection】9 protection functions: emergency stop,short circuit protection,overheat protection,overvoltage protection,undervoltage protection,reverse polarity protection,no-load protection,output overcurrent protection,output overvoltage protection.
• 【HD Color Display】 Real-time monitoring of voltage, current, and temperature. Intuitive menu with quick-select modes for charging, programming, or maintenance. IP21S-Rated enclosure to resists dust and minor liquid splashes. With auto-adjusting fan prevents overheating during prolonged use.
• 【Three Years Warranty】For any quality problems. If EM355 has any defect, we will provide new replacement or solutions for our customers until satisfaction without delay, and provides lifetime technical support. For any needs, you are warmly welcomed to contact us and we will get back to you ASAP within 24 hours.