JTX B-9 Intelligent Battery Activation & Charging Board

JTX B-9 is a high-performance diagnostic and activation board engineered to “wake up” dormant smartphone batteries and provide rapid external charging. Supporting a massive range of connector types for both Apple and Android (Samsung, Huawei, Xiaomi, Oppo, Vivo), it features a real-time digital display for monitoring voltage and current. Whether a battery is over-discharged or needs a quick health check, the B-9 is the essential “first-response” tool for every professional GSM repair technician.