Great Christmas gift for children .Great Birthday gift for kids. Specific: Charging Time: about 2 hours Playing Time: 2-3hours in full-power condition Controller Battery: require 2*''1.5V . AA'' battery. Control Distance: 3-5 meters Playing Modes: Speed Mode - walk and slide Demo Mode - auto demonstration of music . dance and knowledge Programme Mode - preset the different action for robot Knowledge Mode - simple knowledge about astronomy English Words Mode - 28 simple words Music Mode - 12 classic music Song Mode - 5 sweet songs Robot Language Mode - 4 kinds of funny and interesting robot language What Robot Can do? --Singing&Dancing Mode This robot can sing and dance.Kid's will love it very much . and family can be singing and dancing together. There will be a lot of fun with this smart robot! --Walking&Sliding Mode Two kinds of walking modes: one is walking . walking forward/backward/turn right/turn left. One is sliding mode: legs parallel . sliding forward/backward/turn right/turn left. --Demo&Programming Mode Just one key to start the automatic exercise mode quickly. So you can familiar each function of the control. Also you can program it . up to 40 programming Package Included: 1 x Robot kit 1 x Transmitter 1 x USB cable 1 x Manual