12V/10 A and 24V/6A Battery chargers Constant output voltage, Current limiting Fail (Relay) output Short circuit protection, Reverse connection protection High temperature protection Wide range operation voltage Suitable for Lead Acid battery Power Supply Voltage : 95-270 V ~ 50/60 Hz Operation Temperature: -30...60°C Humidity : 0-90%RH (non condensing) Weight: 450 gr. Dimensions: L: 125mm / W: 95mm / H: 56 mm INPUT - Boost Input: Quick charge input. To start quickCharge, short circuit the BOOST inputs.