The DJI TB50 Intelligent Battery is 4280 mAh-22.8 V. It is also used on Inspire 2 and Ronin 2, which means batteries of DJI Ronin 4D, Ronin 2, and Inspire 2 are interchangeable. With two fully-charged TB50 Intelligent Batteries, the Ronin 4D gimbal system will last up to 2 hours. The actual operating time is subject to application scenario of the Z-Axis.Technical Specs:Capacity: 4280 mAhVoltage: 22.8 VBattery Type: LiPo 6SEnergy: 97.58 WhNet Weight: Approx. 515 gCharging Temperature: 41° to 104° F (5° to 40° C)Operating Temperature: 14° to 104° F (-10° to 40° C)Max Charging Power: 180 WCompatibile with:DJI Inspire 2DJI Ronin 2DJI Ronin 4DIn the box:1x DJI TB50 Intelligent Battery All DJI brand products are non-returnable after any packaging has been opened. If a DJI product has an initial manufacturer defect, the item may be exchanged within 7 days of original purchase. However, if there is any noticeable damage to the product, we cannot accept the exchange or return. If 7 days has passed since purchase, the defect should be addressed through the manufacturer's warranty: https://www.dji.com/support/product We apologize, but there are no exceptions to these conditions for DJI products.