About this replacement
Designed for Vivo, BBK devices. Compatible models include X20A, X20A Dual SIM, X20A Dual SIM TD-LTE, VIVO X20A, VIVO X20A Dual SIM, VIVO X20A Dual SIM TD-LTE. Replacement part numbers include B-D1. Key specifications: 3.85V, 3150mAh, Li-Polymer.