Ninja Battery Operated bikes can shift forward/ backward levels by using a control button. you can control the variable speed of the bike by using the hand accelerator and It comes with training wheels for safe riding. This Kids bike has an inbuilt music button, working headlight, USB Port, on and off switch, hand accelerator, foot brake, and Training Wheels. simply press the Forward-Backward switch then press the accelerator to move with realistic engine sounds are fun and interactive for kids and It gives a realistic driving experience for your kids. The Electric bike comes with a Training Wheel to keep children's balance and free them from the danger of falling over. The tires come with an anti-skid pattern that can effectively increase the friction with the road surface, allowing kids to ride on various flat surfaces. Made of safe environmentally friendly plastic material. This ride-on bike is durable and harmless to the human body. Moreover, it comes with a rechargeable battery and charger adapter, allowing kids to enjoy 40mits of playtime. The charging time is about 8-12 hours each time. Bright LED lights on the headlight to brighten up the dark surroundings for safe driving. It’s cool and realistic look like a real bike and can stimulate the interest of children It is a perfect gift for kids and is suitable for 2 to 6 years boys and girls. The product requires easy self-assembling. Instruction manual provided with the package and comes with a charger, NOTE: THE BATTERY POSITIVE TERMINAL (RED WIRE) IS DISCONNECTED SO WHILE ASSEMBLING THE BIKE CONNECT THE RED WIRE TO BATTERY BEFORE CHARGING