Cart Remove item Thumbnail image Product Price Quantity Subtotal × DESIGN AND CONSTRUCTION OF A 555 TIMER PWM AUDIO AMPLIFIER ₦ 5,000.00 DESIGN AND CONSTRUCTION OF A 555 TIMER PWM AUDIO AMPLIFIER quantity ₦ 5,000.00 × DESIGN AND CONSTRUCTION OF A 60AMPS AUTOMATIC CHANGEOVER WITH GENERATOR AUTO START AND TIMER ₦ 5,000.00 DESIGN AND CONSTRUCTION OF A 60AMPS AUTOMATIC CHANGEOVER WITH GENERATOR AUTO START AND TIMER quantity ₦ 5,000.00 × design and construction of a gas detection system using arduino ₦ 5,000.00 design and construction of a gas detection system using arduino quantity ₦ 5,000.00 Update cart Cart totals Subtotal ₦ 8,997.00 Total ₦ 8,997.00 Proceed to checkout