Smart Fitness D Watch For OPP-O R15 Plus, OPP-O R17, OPP-O R17 Pro, OPP-O R20, OPP-O Reno, OPP-O Reno 10x Zoom Edition, OPP-O Reno 2 and Basic Functionality for All Boys & Girls Wristband - (URC, 1D-116, Black)