If you’re a frequent user of alkaline batteries, over time you can save money, reduce waste and your impact on the environment by switching to rechargeable batteries and recharge them with . With battery charger you can always have fully-charged batteries close at hand. Easy to use, just insert the batteries into the charger and connect it directly to a wall socket. 4 individual charging channels allow you to charge 1 or up to 4 batteries at a time. Turns off automatically when the batteries are fully charged, defective or too hot. Provided with indicator light – clearly shows the charging status. rechargeable batteries work in all kinds of products, from a sustainability perspective they are best in products with high energy consumption, like portable speakers, toys, torches or cameras. The battery is ready to use. battery charger is made of 50% recycled plastic. rechargeable batteries come pre-charged when you buy them and you can charge them up to 1000 times. Material: Rechargeable battery: Steel, PET plastic Battery charger: Polycarbonate plastic (min. 50% recycled)