Make sure you always have freshly charged batteries for your electronic devices with this OrcaTorch 18650 single battery charger. Compact and lightweight 110-220V input voltage charger (EUR /US /UK) with charge Indicator. The charge indicator light glows red when charging and green when fully charged. Charger has a 4.2V+0.05V output voltage at 1-amp. Features: Keep batteries fully charged Charge 18650 Lithium-Ion Battery LED Indicator: Display Charging in Progress Indicator LED: Red Charging, Green Fully Charged Compact Lightweight Design 110-220V Input Voltage (EUR /US /UK) 4.2V+0.05V Output Voltage at 1-Amp Dimensions: 4.1" x 1.6" x 1.4" (104mm x 40mm x 35mm) Weigh: 3.9 oz. (110 g)