Are you looking to buy an intelligent Li - ion charger in Australia? The Efest Slim K2 is your top choice. It's a high - quality, simple, and cost - efficient charger. This dual - slot charger has a Micro USB input and charges at 1A. It's compatible with most cylindrical lithium batteries from 10440 to 18650. It comes with a 3 - year return - to - base warranty. The charger features a spring made of piano wire for smooth battery installation and removal, and a steel cathode with low resistance and hard chromium plating for precise charging voltage. Key features include fast 1.0A charging, compatibility with 3.6V or 3.7V lithium batteries of different sizes, reverse polarity protection, activation function, auto - detect charging, over - charging protection, and short - circuit protection. Specifications cover a wide range of compatible battery sizes, battery life LED indicator, dual - slot 5V/1A Micro USB charging, non - slip mat, and various power and voltage details. It's certified with CE, RoHs, and UL (for the plug). You can download the specification here. The box includes the charger, USB cable, validation serial number, warranty card, and user manual. Browse more EFEST products, 18650 batteries, and 18650 chargers.
Using the Efest SLIM K2 charger is easy. First, make sure the charger is connected to a power source within the AC 100 - 240V 50/60Hz range. You can use the Micro USB input for charging. Then, insert your 3.6V or 3.7V lithium batteries into the dual slots. The charger will auto - detect the batteries and start the charging process. It has a fast 1.0A charging mode, so your batteries will charge up quickly. When the battery voltage is below 2.90V, the activation function will kick in. During charging, the battery life LED indicator will show you the status. Once the batteries reach 4.20V (with a +/- 0.05V tolerance), the charger will auto - cut off to prevent over - charging. Some important things to note: only use it with compatible battery sizes like 10440 to 18650. Don't use it in temperatures outside the 0°C - 40°C operating range or store it in temperatures outside - 40°C - 70°C. For maintenance, keep the charger clean and dry. If you have any issues, refer to the user manual or contact us for support. And remember, it comes with a 3 - year return - to - base warranty.
