[Wide Input Voltage Range] This 12V 6A charger works seamlessly with input voltage of AC 110-220V, 50-60Hz, and is capable of detecting voltage to ensure the charging process is effective and efficient. [User-friendly Design] With an LCD display, this charger makes it easy to read and monitor the charging progress. Its compact size of (L W H): 14.6 8 x 6cm and lightweight plastic shell make it easy to carry and handle. [High Efficiency and Capacity Range] With a minimum starting voltage of 0.25V and a battery range of 4-100Ah, this charger is capable of operating at 25 C/ -10 C, making it the ideal A reliable and efficient choice for charging needs. [Advanced Technology] Featuring Switchmode technology, the charger is equipped with several safety features including polarity protection output short protection non-battery link protection, over-voltage protection, over-temperature protection and cooling fan to ensure safe and efficient charging. [Versatile Compatibility] This intelligent charger is designed to work with most types of lead acid batteries including Calcium, GEL and AGM Wet EFB etc. making it a perfect fit for a variety of applications such as cars, motorcycles and more. What's in the box 1 x Battery Charger 1 x User Manual