Develop a chip that integrates GPS GSM and Bluetooth modules in a small device able to help locate lost keys. The desired dimensions are 60x60x15mm, the system should also incorporate LEDs, a buzzer and a powerful enough battery for the system to last at least 1-2 days before recharging.
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Hi, I have read your project description. Your project is really interesting to me and i can do it correctly. Let's discuss kindly. I will do my best. Thank you.