HQRP® Sealed Lead Acid Smart Battery Charger with Charging Light; Built-in Auto Voltage Detection Feature Intelligently Identifies the Voltage of your SLA Battery and Delivers the most Suitable Charging Output; Accurate Positive Voltage Detection Function: It will not charge when the battery is full; In-built LED Indicator shows the charging status; Ensures Your Battery Will Get Charged Quickly And Stay Charged at 100%; Full Protection Prevents Over Voltage, Short Circuit, and Reverse-Polarity; Input: 100V-240V AC; Output: DC 6V/12V, 1A; Compatible With All 6V/12V Sealed Lead Acid (SLA) Batteries; 1 Year warranty! HQRP® Sealed Lead Acid Smart Battery Charger with Charging Light; Built-in Auto Voltage Detection Feature Intelligently Identifies the Voltage of your SLA Battery and Delivers the most Suitable Charging Output; 3-Stage Charging Design Ensures Your Battery Will Get Charged Quickly And Stay Charged at 100%; Full Protection Prevents Over Voltage, Short Circuit, and Reverse-Polarity; Input: 100V-240V AC; Output: DC 6V/12V, 1A; Compatible With All 6V/12V Sealed Lead Acid (SLA) Batteries; 1 Year warranty!