1. Control function: forward, backward, turn left, turn right, remote control switch, music switch, one-key demonstration, horn sound, crane arm up / down (tipping bucket up / down, mixing tank rotate in the forward / reverse direction) 2. Built-in 3.7V 800mAh rechargeable battery 3. Equipped with a charging cable, it takes 180 minutes to fully charge 4. Play for 20-25 minutes when fully charged 5. Remote Control: powered by 2 x AA batteries (not included) 6. Material: Plastic 7. Dimensions: - Crane: 32.3x9.3x10.7cm - Dump truck: 27.5x9.3x12.5cm - Mixer truck: 28x7.9x13.5cm
