nextime maths wall clock 30cmTrain your mind every time you check the time with this 30cm Maths wall clock. The bright yellow hands stand out on the subtle black chalk board design printed on the face. This clock is silent. The black plastic frame has a smooth satin finish. The glass lens protects the face from damage and dust. Runs on 1 x AA battery (not included). Care Instructions: Never turn hands anti clockwise. Wipe with a clean cloth. Remove consumed batteries before