100% Brand new and high quality.Type: Car Battery Charger Material: PlasticColor: RedSize:As Picture ShownWIDE RANGE OF APPLICATIONS - This battery charger is Suitable for 12V 2AH-100AH battery. Ideal for charging and repairing cars, trucks, motorcycles, lawnmowers, boats, ATVs, SUVs, etc. MULTIPLE SAFETY PROTECTION - Reverse polarity protection (wrong polarity connection prompt), spark-proof, overvoltage protection, overcurrent protection, short circuit protection. Built-in a fan to prevent overheating while charging. Secures safety during charging. 3 CHARGE STAGES - The smart battery charger can automatically detect outside temperature, then auto-switch between SUMMER or WINTER mode and self-appropriate raise and reduce the charging voltage. AGM mode for AGM, and calcium batteries, REPAIR MODE for repairing old batteries. INTELLIGENT CHARGING - The 3-STAGE microproceor-controlled charging proce provides the best poible application and enables efficient battery charging. The charger will auto-off when fully charging. The LCD digital display will carousel shows temperature, charging voltage, current, and battery power. ADVANCED REPAIR MODE - Built-in advanced battery REPAIR mode to help to recover old/idle batteries and extend battery life. The high-frequency and low-frequency pulse technology has good repair and activation effects. Note: It can not activate a dead battery or repair a battery that is damaged seriously.- Input voltage: 100-220V AC, 50-60Hz- Rated output: 12V 6A- Application: 2-100AhPackage Includes:1Pcs Car Battery Charger-How to Use-1 Please check your battery parameters before start charging to make sure it is compatible to the charger2.Connect the red clamp to the positive pole(+) and black clamp to the negative pole(-).3.Connect the charger with AC power source,and the charger will start to operate. -Notice-1. Please do not charge the lithium battery.2. Please turn off the power source before connecting or disconnecting to the battery.3. Please note that the charger can not activate a dead battery or repair a battery which is damaged seriously and it also can not repair a battery back to 100% new.4. Please adjust to repair mode 3-4 hours first for old/damaged battery,and then switch to charging mode to charge.