6 Pack 29 × 40 (1,160 holes) Holes Perf Board Without Solder Pads, 3" × 4" (76.2 x 101.6mm) two flats and three brights)

two flats and three brights)

longitude and direction

When charging the red indicator light turns on and turns off upon completion of the battery charge

grab the ball and turn off the power switch on the bottom

This 14-piece kit requires zero batteries

6 Pack 29 × 40 (1,160 holes) Holes Perf Board Without Solder Pads, 3" × 4" (76.2 x 101.6mm) two flats and three brights)6 Pack 29 40 (1,160 holes) Holes Perf Board Without Solder Pads 1,160 holes perf board without solder pads ideal for prototyping work 0. 045" dia. holes on 0. 1" center Hole layout: 29 40 Measures 3" 4" (76. 2 x 101. 6mm) 1 16" thick material (natural phenolic)