●   It is powered by two pieces of AA batteries with DC 3V voltage.
●   There are 6 types (59 pcs) of timing rules totally.
●   Basic time and auxiliary parameters may be randomly set for each
     timing rule.
●   Different basic time and auxiliary parameters can be set respectively
     for either left or right side.
●   The basic time and auxiliary parameters can be adjusted for both
     sides during any match.
●   The parameters representing the rules for the last match prior to
     power-off will be used as those for the first match after the next
     power on

Product Specification:
1. Product size:182 X 100 X 64 mm
2. Screen size: 142 X 28 mm
3. Packing size: 198 X 111 X 74.5 mm
4. Carton size: 57 X 42 X 31 cm
    40 pcs/Carton,  Weight: 18.1 kg
5. Product N.W.: 247 g
6. Packing G.W.: 486 g
7. Color: blue, red, brown, yellow, green