Shavers Circuit Board Battery Accessories，Compatible for Philips， HQ6675, HQ6695, HQ6831, HQ6849, 6613X, 6618X

Motor drive module: stable output current, matching the speed demand of the cutter head, avoiding overload burning, and ensuring continuous and stable shaving power. Power management system: compatible with charge and discharge protection, adapt to the characteristics of lithium batteries, prevent overcharge and overdischarge, and prolong the service life of the battery. Waterproof sealing design: the motherboard circuit is treated with moisture-proof, and the interface is strengthened to meet the washing needs of the whole machine and avoid short-circuit failures. Intelligent control chip: integrated gear adjustment, power display function, accurate feedback of working status, improve the convenience of operation. Overcurrent protection mechanism: Quickly power off in the event of sudden failure, protect the motor and battery, and improve the safety of the product.