Check the listing for details. 3pcs x 1100mah Lithium Battery for DJI Tello & USB Speed Tello Battery Charger. Color: Black, Condition: New. Listed at 45.98 USD. 3pcs x 1100mah Lithium Battery for DJI Tello RC Quadcopter + 3 in 1 USB Speed Tello Battery Charger About this itemCompatible with : This Battery Compatible with DJI Tello RC Quadcopter,3-Channel USB battery charger for DJI Ryze Tello RC Quadcopter Battery data ：Battery Capacity :1100mAh , Voltage:3.8V ,Battery Weight :1.75 ounces /28g .Same size as the original battery,Short circuit protection ,Over charge protection . Charger Data : Can charge three batteries simultaneously,support 2--4A input , take about 70 minutes to charge 1 to 3 batteries fully .Red light charging, green light charging completed,it can store three batteries for easy portability Safe Function : Built in Protection Mechanism for Safe ,When the Battery Could Not be Charged, Please Load the Battery into Drone and then Connect Drone to Charger. It is to Activate Battery. Package Content : 3pcs 1100mah lithium battery, 1pc dji tello battery usb charger ,1pc Type-C Charger Cable .30 Days Free Refund , One Year Free Replacement Service.