Specifications:- Overall Dimension(LxWxH): 5 1/8" x 5 1/8" x 1 3/16"- Lighting Area Size(Dia.): 4"- Usb Cord Length: 46 7/16"- Power: 7.5 W- Usb Cable Type: 5V, 2A, Type C- Ac/Dc Adapter Type: 24V, 1A/2A/3A Adapter with 2.1x 5.5mm Plug (Not Included)- Battery Type: 1x 18650 Rechargeable Battery (Not Included)- Net Weight: 0.33 Lb. Package Contents:- 1x Light Block- 1x Usb Cable- 2x Connectors- 2x Adhesive Pads- 1x Manual. Notice: - This smart light can be controlled by smart devices with Cololight App. If you connect 2 lights or more, separate control is required for each light.