The NITRO Battery YTX5L-BS is a completely maintenance-free battery. It comes with a preformed acid pack, designed like a squeeze bottle, that contains the exact volume and acid concentration required. Engineered for use in a wide temperature range from -20°C to +50°C, the unique gas recombination system and AGM technology (Absorbed Glass Mat or fibrous technology) significantly extend the battery's lifespan. Additionally, this battery offers superior starting power. Features include: maintenance-free design, 2.0 kg weight, 12 volts, and 4 Ah capacity. Suitable for various technical applications requiring reliable power supply.