Item Type: Smart Jump Rope Machine Material: Plastic, electronic components Size: Approx. 137x137x96mm/5.4x5.4x3.8in Rope Skipping Machine Battery Type: 18650 lithium battery 3.7V 1500mAh (built in) Remote Control Battery Type: 1 x CR2032 button battery 3V 110mAh (built in) Charging Voltage: DC 5.0V Rated Voltage: 3.7V Charging Time: About 2h Working Time: 2-4h (determined by gear position) Rated Power: 5W Speed Adjustment: 1-10 gear adjustment Rope Length: Approx. 70cm/27.6in Package List 1 x Smart Jump Rope Machine 2 x Rope 1 x Remote Control 1 x Charging Cable 1 x Manual 1Remote Control: This electric skipping machine can be controlled by a remote controller, free your hands when jumping. 210 Gear Speed: Our smart jump rope machine with 10 gears of speed can meet the needs of different age groups. Gear 1 to 3 is suitable for beginners, 4 to 6 is for the skilled and 7 to 10 is for the seasoned. 3Multi Player Interaction: The machine comes with two ropes, you can play with your family or friends to enhance your relationship, spend a good time together. 4Good Exercise Effect: 10 minutes of jumping is equivalent to 10 minutes of jogging, 30 minutes of running, 40 minutes of swimming, and 40 minutes of yoga. 5Applicable Occasion: This skipping machine is compact in size, takes up little space, can be used in office, school, park, gym, party, etc.