Apai Genie 360°Object Tracking holder-Black Features: 1. Model: Apai Genie 2. Net weight: 192g 3. Maximum load: 265g 4. Product Size: 93 x 93 x 165.4mm (L x W x H) 5. Mechanical angle: --360 degrees horizontal rotation --37 degrees vertical lying up --37 degrees vertical lying down 6. Power supply: 1.5v No. 5 alkaline dry battery*3 7. Support system: --iOS 10.0 and later --Andriod 8.1 and later