3-in-1 Smart Car Battery Charger: This 15A 12V car battery charger comes with a compact size and super fast charging, suitable for all 12V lead-acid batteries (including AGM, GEL, SLA, VRLA, etc.) and LiFePO4 lithium batteries. Charging, maintaining, and trickle charging modes for cars, motorcycles, trucks, boats, and more. Please note: this is a car battery charger and please connect it to a power source before use. (Please do not let the charger operating unattended for more than 12 hours.) Plug and Play Operation: This fully automatic car battery charger gets to work the moment you plug it in, just connect it to your car's battery and power source, and it will automatically detect and charge. You can also manually select from 6 using modes with the press of the “MODE” button.(Input cable length: 102 cm; output cable length: 60 cm.) Smart Winter Battery Trickle Charger: This intelligent car battery charger features dual seasonal modes (Winter/Summer) that automatically adjust charging voltage based on ambient temperature, helping prevent undercharging in winter and overcharging in summer. This ensures battery health whether your vehicle is in daily use or stored for months. LCD Display: Battery charger comes with a LCD screen shows charging data including voltage, current, battery level, ambient temperature, and seasonal modes (summer/winter), making it easy to stay updated on charging progress. Battery Maintenance & Recovery: This smart battery charger features a dedicated pulse repair mode, detects and reverses battery salvation and acid stratification in lead-acid batteries, extending battery life and functionality. 8-In-1 Safety Protection: Car battery charger with 8 layers of protection, including reverse connection protection, short circuit protection, overcurrent protection, overheating protection, and more, which ensures safe operation. Battery Charger 15A 12V Fully Automatic Smart Trickle Car Battery Charger Maintainer with LCD Display & Temperature Compensation for Car Truck Motorcycle Lawn Mower Boat 3-in-1 Smart Car Battery Charger: This 15A 12V car battery charger comes with a compact size and super fast charging, suitable for all 12V lead-acid batteries (including AGM, GEL, SLA, VRLA, etc.) and LiFePO4 lithium batteries. Charging, maintaining, and trickle charging modes for cars, motorcycles, trucks, boats, and more. Please note: this is a car battery charger and please connect it to a power source before use. (Please do not let the charger operating unattended for more than 12 hours.) Plug and Play Operation: This fully automatic car battery charger gets to work the moment you plug it in, just connect it to your car's battery and power source, and it will automatically detect and charge. You can also manually select from 6 using modes with the press of the “MODE” button.(Input cable length: 102 cm; output cable length: 60 cm.) Smart Winter Battery Trickle Charger: This intelligent car battery charger features dual seasonal modes (Winter/Summer) that automatically adjust charging voltage based on ambient temperature, helping prevent undercharging in winter and overcharging in summer. This ensures battery health whether your vehicle is in daily use or stored for months. LCD Display: Battery charger comes with a LCD screen shows charging data including voltage, current, battery level, ambient temperature, and seasonal modes (summer/winter), making it easy to stay updated on charging progress. Battery Maintenance & Recovery: This smart battery charger features a dedicated pulse repair mode, detects and reverses battery salvation and acid stratification in lead-acid batteries, extending battery life and functionality. 8-In-1 Safety Protection: Car battery charger with 8 layers of protection, including reverse connection protection, short circuit protection, overcurrent protection, overheating protection, and more, which ensures safe operation. Product Specifications: Input voltage: AC110-240V(50-60Hz) Output voltage: DC 13.8-15.5V Output Current: DC 15A (Max) Suitable for 12V 2Ah-200Ah lead-acid battery Input cable length: 102 cm Output cable length: 60 cm