Specification: Color: Black Yellow / Black Red / White Black / White Pink (optional) Material: ABS #43; PC #43; Steel #43; PVC #43; Silicone #43; Plastic Steel rope length: approx. 3 meters / 9.8 ft Handle size: 176 * 28 * 26 mm / 6.9 * 1.1 * 1.0 in Ball diameter: 34.7 mm / 1.4 in Unit weight block: approx. 31 - 43 g / 1.1 - 1.5 oz Power by: 1* CR2032 Button Cell (included) Package size: 189 * 130 * 40 mm / 7.4 * 5.1 * 1.6 in Package weight: approx. 390 g / 13.8 oz Package List: 2* Handles (each handle builts in a weight block) 1* Steel Rope 2* Silicone Ball With Rope 1* Spare CR2032 Button Cell 1* Screwdriver 1* User Manual 1* Storage Bag NOTE: The handle is already installed on a CR2032 button cell,if the battery runs out,please replace it with provided spare CR2032 button cell.