Meet 10PCS 2004050017(XB-2) GPS Battery For CHCNAV CHC X90/X91/X93/M500/600 Series GPS Battery Model GPS-RTK 3400mAh 7.4V — where style meets true functionality at a competitive price. The go-to option for buyers who demand real value and best prices. AliExpress shipping you can trust — only at Ktayrav.college.