Intai's automatic 12.6V 5A lipo battery charger is the industry's most powerful and safe charger for 3 cell lithium polymer battery or 3 cell lithium ion battery. Combining the latest technology and a host of user-friendly, the 3S lithium charger is designed to fully charge lithium ion and lithium polymer pack quickly. Our 3 cell lithium ion battery charger and lipo charger should have these basic features: • Fully automatic muti level charge cycle for effective charging • Reaches 12.6 volts peak, then automatically switches to float • Designed to prevent overcharging • Charging statues LED indicator • Reverse polarity protection • Backfeed protection(BFP) • Spark-free operation • Durable construction for longer life • EN/AS/NZS60335-2-29 and UL 1310 approval • Factory direct price • 3 year limited warranty