Product Review

Efest SLIM K2 Intelligent Charger 

Features 

• Fast Charging Mode: 1.0A
• Auto Detect Charging Function
• Low Voltage Activation Function
• Short Circuit Protection
• Reverse Polarity Protection
• Over Charging Protection
• Piano Wire Spring Provides Smooth Sliding Action - 15,000+ Tensile Test
• Chromium Plated Steel Cathode Insures Low Resistance While Achieving A More Precise Charging Voltage

Compatibility 

• 3.6V or 3.7V Cylindrical Lithium Ion Battery
• 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 25500, 26650

Specifications 

• Input: DC 5V 2A
• Standby Current: <20mA
• Activation Current: 50mA - 100mA
• 1.0A CC Current: 1000mA ± 10%
• Auto Recharge Voltage: 4.10V ± 0.10V
• Auto Cutoff Voltage: 4.20V ± 0.05V
• CV Cutoff Current: <100mA
• Operation Temperature: 0°C ~ 40°C

Package Contents

• Slim K2 Charger Body
• USB Cable
• Warranty Card
• User Manual

**PLEASE NOTE THAT THERE ARE NO BATTERIES INCLUDED WITH THE CHARGER. ANY PICTURES OF BATTERIES SHOWN IN THE IMAGES ARE SOLELY FOR DEMONSTRATION PURPOSES ONLY