The Efest Lush Q2 Intelligent Charger in Winkler Manitoba, is built to accommodate 20700 batteries and smaller cells (18650, 26650, etc.) This charger features independent charging monitors to ensure each battery is charged safely at 4.2 volts. Each bay features low resistance steel cathodes and hard chromium plating to achieve the most accurate charge cycles possible. Efest Lush Q2 Battery Charger Specifications: Fast Charge: Select Between 1.0A and 2.0A Auto-Stop When fully charged Auto Recharge: Voltage Lower than 4.05V Over Discharge Protection Over Voltage Protection Short-Circuit Protection Reverse Polarity Protection Independent Battery Slot Monitors Piano Wire Springs Low Resistance Steel Cathodes Hard Chromium Plating Precise Charging Voltage 15,000+ Times Spring Testing Quality Warranty Compatible with: 10400, 14430, 14500, 14650, 16340, 16500, 17335, 17650, 17670, 18500, 18650, 20700, 22650, 21700, 26500 and 26650 battery cells