LED Night Lamp
What You Will Need
• Cheap touch lamp (You can get them at consignment and dollar stores) - $1
• 1 watt amber LED - $6
• Current regulator circuit (1.6 ohm and 100 kohm resistors - $0.20, 2x 2N2700 MOSFET transistors - $0.40, NPN transistor - $0.25, circuit board - $0.75, wires, lead free solder)
• 3 rechargeable AA’s
•Circular piece of paper
•Aluminum foil
• 1 watt amber LED - $6
• Current regulator circuit (1.6 ohm and 100 kohm resistors - $0.20, 2x 2N2700 MOSFET transistors - $0.40, NPN transistor - $0.25, circuit board - $0.75, wires, lead free solder)
• 3 rechargeable AA’s
•Circular piece of paper
•Aluminum foil