Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More

Product Description

Efest Slim K2 Dual Slot Battery Charger

The Efest Slim K2 is a compact dual-slot battery charger designed to recharge a wide range of 3.6V and 3.7V lithium-ion batteries. It independently monitors both charging slots and supports batteries including 10440, 14500, 18650, 20700, 21700, 26500, and 26650 sizes. The charger provides up to 1A charging per slot and uses LED indicators to show charging status. Its compact design, USB power input, and built-in safety protections make it a practical accessory for vape shops and battery users.

Key Selling Features

• Dual-slot battery charger
• Supports a wide range of lithium-ion batteries
• Up to 2 × 1A charging current
• Independently monitors each charging slot
• LED charging status indicators
• USB-powered charging
• CC/CV charging mode
• Automatic charging detection
• Automatic overcharge protection
• Reverse polarity protection
• Short-circuit protection
• Low-voltage smart activation recovery
• Compact and lightweight design
• Fire-retardant construction
• Portable battery charging solution

Product Specifications

• Brand: Efest
• Model: Slim K2
• Product Type: Dual-Slot Battery Charger
• Charging Slots: 2
• Compatible Batteries: 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 26500, 26650
• Battery Voltage: 3.6V / 3.7V Lithium-Ion
• Input Power: DC 5V / 2A
• Charging Current: 2 × 1A
• Output Voltage: 4.20V ± 0.05V
• Charging Mode: CC/CV
• Indicator: LED
• Safety Features: Overcharge, short-circuit, and reverse polarity protection
• Operation Temperature: 0°C–40°C
• Storage Temperature: -40°C–70°C
• Dimensions: Approximately 100 × 47 × 26 mm
• Weight: Approximately 45g
• Charging Port: USB

Frequently Asked Questions

Where can I purchase Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More?
Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More is available for wholesale purchase through The Cloud Supply, a licensed B2B distributor based in Linden, NJ.

How much does Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More cost wholesale?
Wholesale pricing for Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More varies based on order volume and any current promotions. Create a free account or log in to view current pricing, or contact us directly for a quote.

What is Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More?
The Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More is a reliable, intelligent battery charger from Efest designed for safe, efficient charging of vape batteries.

Is Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More available for bulk/wholesale orders?
Yes, The Cloud Supply carries Efest Slim K2 - Dual Slot Battery Charger for 18650/20700/10440/14500 And More at wholesale pricing for licensed retailers ordering in bulk.