Guaranteed to meet or exceed the original equipment manufacturers specifications.12V 3amp SLA trickle charger / SMART Charger Key Specifications/Special Features: Battery pack: lead-acid3-stages charging modes:Constant current: 3.0 ±0.3AConstant voltages: 14.3 to 14.7VFloating voltages: 13.5 to 13.8VLED indicate charging status:Red: in chargingGreen: fully chargedSafety protections:Short-circuit protectionBattery polarity error protectionOver-voltage protectionInput voltage: 100 to 240V AC 50 to 60Hz 1.0AOutput voltage: 12V DCCharging current: 3 000mADimension: 120.0 x 60.0 x 38.0mmComplies with UL1310 CE SAA and CEC4 standards