Instructions: 1. When the charger is connected to the 5V power supply, the charger does not display any screen. 2. Connect the Ni-Cd/Ni-MH rechargeable battery pack that is not fully charged to the charger KET-2P port correctly. The red indicator light of the charger turns on, indicating normal charging. 3. When the Ni-Cd/Ni-MH rechargeable battery pack is fully charged, the indicator light dims slightly and charging stops. Features: The intelligent load identification chip blocks excessive current and voltage from entering and protects the device from damage. Intelligent IC technology provides overload protection and short-circuit protection and ensures safety during charging. Automatically adapts to USB input power, quickly and stably recharges the battery. Suitable for Ni-Cd/Ni-MH (9.6V KET-2P Plug) battery pack charging. Red color indicator shows the charging state. Compact and lightweight design, convenient to carry. Charging cable only; other accessories shown in the picture are not included. Tips: 1. The charger should be positioned horizontally and in a well-ventilated area, avoid water, and keep away from flammable or explosive materials. 2. Do not cover the charger during charging. 3. Do not disassemble the charger. Specification: Material: ABS Input: 5V / 0.5-2A Output: DC 9.6V / 250mA Charging Current: 250mA Color: Black Quantity: 1 Piece Note: 1. No retail packaging. 2. Please allow 01 cm error due to manual measurement. Please ensure you are comfortable with this before purchasing. 3. Due to differences between monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Charging Cable