โ†‘์ถฉ์ „์‹ ๋ฒ”์šฉ ์ถ”์  ์žฅ์น˜, ๋ฏธ๋‹ˆ ์ž๋™์ฐจ ์ถ”์ ๊ธฐ, ๋งˆ๊ทธ๋„คํ‹ฑ GPS, ์‹ค์‹œ๊ฐ„ ์ฐจ๋Ÿ‰ ๋กœ์ผ€์ดํ„ฐ, ๋ถ„์‹ค ๋ฐฉ์ง€ ๋…นํ™”, Gf07