40 Percent Smaller And Delivers 140 Percent More Power; It's The All In One 4 Bank Solution Battery Charger, Battery Maintainer, Trickle Charger, Plus Battery Desulfator Designed For 6 Volt And 12 Volt Lead Acid Automotive, Marine And Deep Cycle Batteries, Features Flooded, Gel, AGM And Maintenance Free, Plus Lithium-Ion Batteries Enjoy Precision Charging: An Integrated Thermal Sensor Detects The Ambient Temperature And Alters The Charge To Eliminate Over Charging In Hot Climates And Under Charging In Cold Climates Charge Dead Batteries: Charges Batteries As Low As 1 Volt; Or Use The All New Force Mode That Allows You To Take Control And Manually Begin Charging Dead Batteries Down To Zero Volt Maintain Multiple Vehicles Like Cars, Motorcycles, Boats, ATVS, RVS, Lawnmowers, Trucks And More Restore Your Battery: Automatically Detects Battery Sulfation And Acid Stratification To Restore Lost Battery Performance For Stronger Engine Starts And Extended Battery Life Limited 3 Year Warranty Beyond Maintenance: It's Not Just A Trickle Charger, It's An Advanced Battery Maintainer; A Fully Automatic, Worry Free Battery Charger For Everyday Use 24/7 With Zero Over Charge A Four Bank Battery Charger Maintainer Rated A 8 Ampere, 2 Ampere Per Bank With A 40 Ampere Hour Capacity Range Designed To Charge