Efest Slim K2
 | Outdated Product Charging slots: 2; Supported types: Li-Ion; IMR; Size: 10440; 14500; 16340 (CR123); 18350; 18490; 18500; 18650; 20700; 21700; 26500; 26650; more features: 17340; Operation indicator: lED; Min. charge current (mA): 1000; Max. charge current (mA): 1000; Charge current, all channels (mA): 1000 |
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4 slot(s), movable negative contact, drip charge, sizes: AAAA, AAA, AA, C, 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26500, 26650, connection: USB wire
1 slot(s), movable negative contact, sizes: 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, connection: USB wire
2 slot(s), movable negative contact, sizes: 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, connection: USB wire
2 slot(s), movable negative contact, Preliminary discharge, sizes: AAAA, AAA, AA, C, D, 10340, 10440, 14430, 14500, 16340, 16500, 17500, 17650, 17670, 18350, 18490, 18500, 18650, 22650, 25500, 26500, 26650, connection: to 220V network
2 slot(s), display, movable negative contact, capacity test, drip charge, Preliminary discharge, sizes: AAAA, AAA, AA, C, 10440, 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26650, connection: USB wire
4 slot(s), display, movable negative contact, capacity test, drip charge, Preliminary discharge, sizes: AAAA, AAA, AA, C, D, 10440, 14500, 14650, 16340, 17335, 17500, 17650, 18350, 18490, 18500, 18650, 20700, 21700, 22650, 25500, 26650, connection: USB wire
Efest Slim K2 on the 1 batt. on the 2 batt. | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also supported are the following sizes: 17340, 20700, 21700.
E-Catalog UK editor, Battery Chargers
Viktor Skrypai, edited 17.10.2025
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Efest 2026 - new arrivals, bestsellers, and the most relevant models Efest.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Efest 2026 - new arrivals, bestsellers, and the most relevant models Efest.