15% 4M - Green Science -Salt-Powered RobotList price: LKR 5,500.00Price: LKR 4,675.00 Quantity * SKU: 4M3353Brand: 4MToys age group: 8+ YearsDescription Put this robot mini vehicle together, then add salty water to the specially designed battery cartridges and off it goes! It’s amazing! This robot kit is a hands-on learning experience that illustrates the value of alternate energy sources. The robot is powered by the chemical reaction of salt water and charcoal, and is safe and non-toxic. This kit contains all the parts and materials needed to create a salt-water powered robot. Detailed assembly instructions included. From the Green Science range by the award winning 4M. No batteries required. Ages 8+ 15%