Detail information of products

HUARONG ROAD (MATERIAL: ABS, PRODUCT INCLUDES: 1 * HOST, 1 * INSTRUCTION MANUAL, 1 * LARGE BLOCK, 12 * SMALL BLOCK, 5 * LONG STRIP BATTERY INFORMATION: 2 * AAA (NOT INCLUDED), FUNCTION: SMALL SCREEN, CHESSBOARD, BUILT-IN 500+ELECTRONIC QUESTION BANK, POWER ON, SELECT LEVELS, ARRANGE LAYOUT, START SOLVING PROBLEMS, DIGITAL MODE, CHALLENGE MODE.）