The machine uses BD1 batteries, and the actual model sold is FD1 batteries, which are the same. One is the one that comes with the machine and the other is the retail model.
The current licensed price is: 388 and the cost is 310
The current brand batteries are: Pinsheng International Tongyouyuan
The price of domestic batteries is more than 100 yuan and the cost is 310. At 40-70 yuan.
Pinsheng batteries are recommended first.
The original poster can negotiate the price himself:)
I am in a specialty store.