The OSS W207 Pro V7.0 is a professional smartphone battery activation and charging board used by mobile phone repair technicians. It is designed to revive, test, fast-charge, and diagnose mobile phone batteries that are deeply discharged or inactive.

Key features

The W207 Pro V7.0 includes several repair and safety functions:

• Dual LED display for real-time voltage and current monitoring
• One-key battery activation for deeply discharged batteries
• Automatic positive/negative terminal recognition
• Smart fast-charging IC
• High-current overload protection
• Short-circuit protection
• Reverse polarity protection
• Automatic charge-stop when full
• Battery voltage detection system.

The device supports:

About 95–99% of Android smartphone batteries
Brands such as Samsung, Xiaomi, Oppo, Vivo, Huawei, Lenovo, Tecno, Infinix, Meizu, and OnePlus