The flexible battery solution for garden, landscape and tree care The STIHL AP system supports you in your daily tasks in gardening, landscaping and tree care. The battery's four LED lights keep you constantly informed about the charging status of the battery. Thanks to new power laminate technology, the STIHL AP 500 S battery offers twice the number of possible charging cycles compared to previous STIHL batteries. The STIHL AP 500 S battery also has Bluetooth technology integrated into the control module, allowing connection to STIHL Connected fleet management system. This gives you ongoing transparency around the operating times and battery charge status while connected to your smart phone or tablet. The AP 500 S is a 36 V battery, is compatible with the AL 300 charger, and STIHL AL 500 rapid battery chargers or recharge with the standard battery charger AL 101. All battery tools within the STIHL AP system are designed for professional users and for daily use, even under adverse weather conditions. Therefore, they have been splash tested for water protection.