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该卡象身份证一样大小,重量只8克,经久耐用,使用方便,放在现金中,只要小偷手指一接触你口袋或钱包中的现金,便会发出报警声。该卡制作简单、材料易购。不需任何设备,手工制作,只需花10元钱买把电烙铁和剪刀即可生产。每人每天可做近百只,每只成本2.5元,市场售价10元左右,场地只需一张桌子。该技术有小学以上文化程度通过看样品及资料即可学会。收资
The card is the same size as an ID card and weighs only 8 grams. It is durable, easy to use, and placed in cash. As soon as a thief finger touches the cash in your pocket or purse, an alarm sounds. The card is simple to produce and easy to buy. No need for any equipment, handmade, just spend 10 dollars to buy electric iron and scissors to produce. Nearly a hundred can be done per person per day, each cost 2.5 yuan, the market price of 10 yuan, the venue only a table. The technology can be learned by looking at samples and data at elementary school level or above. Refund