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Efest Pro C4 Battery Charger

Efest Pro C4 Battery Charger

Regular price $25.99

Product Information:


Efest Pro C4 Battery Charger


The Efest PRO C4 4-Bay Smart Battery Charger is an affordable and highly capable battery charger that provides consistent and accurate charging while keeping operation simple and hassle free, with the ability to charge four cells simultaneously with intelligent monitoring system. The Efest PRO C4 Charger can support up to four 3.6V/3.7V Lithium Cells, with independent charging and monitoring for each bay. It features two charging modes, a trickle mode with a fast charge mode that outputs 1A when one or two batteries at the same time, alongside a rate of 0.5A for a consistent charge when charging three or four batteries. The LED indicator light intuitive, turning red when batteries are in charging status and turns green when the battery is fully charged. A full, sophisticated protection suite provides safety to abnormal conditions, with a standalone hardware circuit, precision voltage monitoring, and a bevy of additional protections allowing for peace of mind charging. The Efest PRO C4 Smart Battery Charger provides an elegant and highly functional platform to charge batteries effectively and safely, all at an incredible price point.


Efest PRO C4 Smart Charger Features:

4-Bay Battery Charger

Independently Charging and Monitoring

Intuitive Battery Life LED Indicator Light

Two Charging Modes - 0.5A, 1.0A

AC Input Power: AC 100-240V 50-60Hz

DC Input Power: DC 12V 1A

DC Output Power: DC 12V 1A

1A CC Current: 1000mA (+/-10%)

Reverse Polarity Protection

Activation Protection

Auto-Detect Charging Function

Over-Charge Protection

Short-Circuit Protection

Durable Construction - Fire Retardant & Fire Resistance

Supports Li-ion Battery Size: 10440/14500/14650/16340/16650/17650/17670/18350/18490/18500/18650/22650/26500/26650



1 Efest PRO C4 Charger

1 AC Wall Plug

Instructional Manual

Warranty Card

To ensure your safety and maintain the battery’s life and durability, we recommend you follow these rules:


Do not over-discharge or overcharge the battery. Doing so will shorten the battery’s life and sometimes, it can make it pop or leak.

Please do not short circuit or it will release massive current.

Do not play with fire! Do not dispose any kind of battery in or near any fire.

Do not stack more than one battery as it may potentially blowout and cause serious damage to yourself and place.

Always check battery’s condition to see if there are signs of wear and tear. If there is, please dispose the battery.

Do not dispose batteries into the trash as it is against the state’s laws.