Efest Mega Double USB Charger


The Efest Mega Li-ion and Ni-MH battery charger, with high cost-effective USB smart LED indicator.

Compatible with Li-ion 3.6V/3.7V batteries: 10440 / 14500 / 16340 / 17340 / 18350 / 18490 / 18500 / 18650 / 26500 / 26650 / 20700 / 21700

Compatible with 1.2V NiMH / NiCd batteries: AAAA / AAA / AA / A / SC / C / F6


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Automatic charge mode between 0.5 and 1A
Safe charging mode: CC & CV
Monitors and charges each slot independently
0 Voltage activation recovery function
Appealing modern & industrial design
Incredibly lightweight & conveniently portable
High quality ABS fire retardant material

LED INDICATOR DESCRIPTION – Li-ion and Ni-MH indicators will both light up wen rechargeable Li-ion and Ni-MH batteries are inserted at the same time. Built-in 4 power level indicators to indicate charging percentage timely.

AUTOMATIC BATTERY TYPE RECOGNITION FUNCTION – Recognize battery length and set the best charging rate automatically, which protects the smaller battery from stress and excess heat to extend the life cycle and a faster charging rate will be set automatically for bigger batteries.

AUTOMATICALLY SWITCH CHARGING MODE – Switch charging current automatically based on the battery length. 1A fast charge for cell length that is greater than 63mm and 0.5A charge for cell length less than 63mm. Charge Li-ion and Ni-MH batteries simultaneously.

SIX PROTECTION LEVELS — BUILT-IN INTELLIGENT PROTECTION CHIP – Short circuit protection, automatic overcharging protection, automatic over-discharging protection, reverse polarity protection, 0V activation recovery function, and hardware and software double protection.

AC Input Power ———— AC 100~240V 50/60Hz
DC Input Power ———— DC 5V 2A
DC Output Power ———— DC 5V 2A
2*1A CC current ———— 1000mA±10%
2*0.5A CC current ———— 500mA±10%
Auto cut-off voltage ———— Li-ion 4.20V±0.05V NiMH/Ni-Cd 1.5±0.1V
CV cut-off current ———— <10% max
Standby Current ———— <100mA
Sleep Current ———— <0.5mA
Activation Current ———— 50mA~100mA
Activation Current (rechargeable Li-ion battery voltage <2.90V) ———— 10mA~100mA
Auto recharge voltage ———— Li-ion 4.10V±0.10V NiMH/Ni-Cd 1.2±0.10V
Operation Temperature ———— 0°C~40°C
Storage Temperature ———— -40°C~+70°C
Charger Size ———— 118mm x 65mm x 34mm

Nicotine Warning

Big Dog Vapory products may contain nicotine and are intended for the use by Adults of 19 years of age and older. (Or the legal smoking age in your province). Our products are not intended as a smoking cessation product, but rather as an alternative to traditional cigarettes and are neither intended to treat, diagnose, prevent, nor cure any disease.

Nicotine is addictive, potentially harmful, and should not be used by those under the legal age for smoking in your state, non-smokers, pregnant or nursing women, persons with heart disease, high blood pressure or any other medical conditions that may be exacerbated or induced by nicotine. Consult your physician before using these products or any other similar product.

KEEP OUT OF REACH OF CHILDREN and PETS: Ingestion of E-Liquids can be poisonous.

American Association of Poison Control Centers: 1-800-222-1222

Ontario Poison Centre: 1-800-268-9017

Health Canada Warning