SIGN UP AND SAVE!
Get 10% OFF your first order when you sign up to our mailing list.
Dinner Lady
Product Features
Specification
What's In The Box
Delivery Information
Reviews
Efest SLIM K2 2 battery charger
£7.99
Timer
Timer
Timer
The Efest Slim K2 charger is a straightforward, lightweight charger designed for li-ion batteries and powered by a micro-USB connection. It can charge two batteries simultaneously with up to 1A per battery, depending on the power source. The charging process is indicated by a white LED, while a blue LED signifies that charging is complete.
This charger includes several safety features, such as over-current, over-voltage, short-circuit, and reverse polarity protection. It is constructed with a piano wire spring that ensures a smooth sliding action and has undergone over 15,000 tensile tests. Additionally, its chromium-plated steel cathode helps to maintain low resistance and deliver a more accurate charging voltage.
Compatible Batteries: Fogstar Energy 18650 3800 mAh Battery
BATTERY TIPS:
Keep batteries in a safe place when not in use
Never leave chargers plugged in overnight
Never leave charging batteries unattended
Keep away from water
DC Input: 5V 2A
Output current: 1A x 2
Auto cut-off voltage: 4.2V+-0.05V
Auto recharge voltage: 4.10+-0.1V
Efest SLIM K2 2 battery charger
Micro USB Cable
Mainland UK:
All orders placed (and Age Verified) before 3pm will be dispatched the same working day.
Any orders placed after 3pm will be dispatched the following working day.
Please note, we do not dispatch orders on Saturdays, Sundays or Bank holidays.
Remote Areas UK:
Our DPD Next working day service may not be available. Please click here for more information.
Northern Ireland:
If you are ordering disposables or devices, please note that you are restricted to using Royal Mail only for deliveries to Northern Ireland.
Unfortunately DPD cannot be used for orders containing these items.
If we are unable to ship for any reason, we will promptly notify you via email or
telephone
Save More
Unlock Huge Savings When You Shop e-liquids and Device Bundles. Mix and Match e-liquid ranges. Shop our Device Bundles
OUR BLOGS & GUIDES
Within the dessert category of e-liquids, lemon tart vape juice has established itself as a foundational profile in the UK market. For adult vapers evaluating flavour options, understanding the specific aromatic notes of a profile can...
Dessert Vape Juice: Complex E-Liquid Profiles and Hardware Maintenance Explained Within the UK market, e-liquids are categorised by their primary flavour notes. Alongside traditional fruits, tobaccos, and menthols, dessert vape juice represents a highly established category....
Bar Salts: E-Liquid Formulations Following the Disposable Ban With the UK ban on the sale and supply of single-use disposable vapes coming into force on 1 June 2025, the hardware market has transitioned strictly to reusable...
Box Mod Vape Kit: Hardware Specifications and UK Market Guide For adult vapers requiring high-wattage hardware, a box mod vape kit represents an advanced category of reusable device. These kits are distinctly different from compact pod...
Lemon Tart E Liquid: Formulations, Formats, and UK Regulations Purchasing a lemon tart e liquid requires an understanding of the different chemical formulations available on the market. The specific format selected must correspond precisely to the...
