ເມື່ອປະຕູໄຟເຫລັກເປີດ, ມັນຕ້ອງການພຽງແຕ່ 1 KG, ແລະຄວາມດັນຂອງການເປີດແມ່ນຫນ້ອຍກວ່າ 50N, ເຖິງແມ່ນວ່າຄົນຢູ່ໃນລໍ້ເຫຼື່ອນສາມາດເປີດໄດ້ງ່າຍ. ຕໍາແຫນ່ງຈັບປະຕູປະຕູຮົ້ວເຫຼັກໄດ້ຖືກອອກແບບສູງ humanized, ບໍ່ວ່າຜູ້ໃຫຍ່ຫຼືເດັກນ້ອຍສາມາດສະດວກໃນການຍູ້ແລະດຶງ, ເຮັດໃຫ້ການນໍາໃຊ້ສະດວກຫຼາຍ, ສະດວກສະບາຍ.

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