2. SUSTAINABLE CHARGING: Our battery supports balanced charging and offers advanced safety mechanisms to ensure the safety and durability of the battery. 3. 7,4V BATTERY: Designed specifically for F18 series nesting boats and other remote controlled models, this 7,4V LiPo battery provides precise power and performance. 4. RECHARGEABLE AND DURABLE: This battery can be recharged and discharged multiple times, making it economical and durable. Say goodbye to buying replacements. 5. LIGHTWEIGHT AND SAFE: Suitable for outdoor play, this battery is lightweight and safe for normal use, making it an excellent choice for RC models. . RC Boat Battery 7,4V 17000mAh Large . RC Boat Battery 7,4V 17000mAh Large Material: Lithium Weight: approx. 465 g / 16,4 oz Battery Type: Lithium Battery Standard voltage: 7,4 V Charging limit voltage: 8,4 V 2 A Battery capacity: 17000 mAh Compatible: for RC boats . RC Boat Battery 7,4V 17000mAh Large . RC Boat Battery 7,4V 17000mAh Large . RC Boat Battery 7,4V 17000mAh Large . RC Boat Battery 7,4V 17000mAh Large