EKGAR – Bill of Materials

Parts List (Bill of Materials or BOM) for EKGAR
Description Name Qty Cost Total Ali Cost
Main CPU ESP32 Dev Board 1 $12.00 $12.00  $7.60
Hub Axles 1/4-20 Cap Head Bolt 3 1/2″ 12 $0.36 $4.33
Hub Washer 1/4″ SAE Zink Plated  12  $0.02  $0.19
Motor Driver L298N Dual H Bridge  2  $8.00  $16.00  $1.52
 Battery Holder  Six AA Battery Pack  1  $2.08  $2.08  $0.80
 Ultrasonic  Ultrasonic Range Sensor  1  $12.00  $12.00  $1.08
 Sensor Servo  SG90 Micro Servo Motor  1  $1.70  $1.70  $1.13
 Alum. Base  6061 Aluminum 7.5″x12″  1  $5.90  $5.90
 Small Screw  4-40 Cap Head Screw x 1/2″  24  $0.04  $0.92
Small Nut 4-40 Nut  24  $0.01  $0.24

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