It's very unsafe to use a product charger without having a cracker. With no knowing the correct usage of crackers, if we want to open a product charger, it is able to destroy us. Check with us about Tremendous bulk profits rates for wholesale buy volumes (enormous special discounts from https://www.google.com/maps/d/edit?mid=1aY_KE3GRPzdafppU4S1PJB35Ns80hvI&usp=sharing