Feature:1. APPLICABLE MODEL: Drone lithium battery is suitable for E88 E88Pro E99 P1 P5 E525 RC quadcopter drone, please check the model number before purchase.2. LARGE CAPACITY: Drone replacement battery has a large capacity of 1800mAh, providing long lasting power for the drone.3. PLASTIC CASE: The lithium battery comes with a plastic case that protects the battery and has a long battery life.4. COMPACT AND PORTABLE: Quadcopter drone lithium battery features a compact and lightweight design, small size and light weight, making it easy to carry.5. RECHARGEABLE DESIGN: Drone backup battery adopts USB rechargeable design, just connect the charging cable to recharge the battery after use.Specification:Item Type: Drone Lithium BatteryCase Material: ABSVoltage: 3.7VBuilt in Lithium Polymer Battery: 1800mAhApplicable Models: for E88 E88Pro E99 P1 P5 E525 RC Quadcopter Drone.Package List:1 x Lithium Battery1 x Charging Cable