About this item

• Voltage parameters: Double 8.4v / 4.2v lithium rechargeable single. Input voltage: 5-18V DC power supply (actual 5-12V is appropriate). Current: 1A-2A
• Voltage adjustment: The voltage adjustment must be operated in the power state. When the switch is installed, the input must be disconnected and then switched.
• Charging status: blue light full and no charge, red during charging
• Scope of application: Suitable for portable devices, various chargers, smart phones, tablets, power tools, walkie-talkies, etc.
• Protection function: The module has temperature protection, overcurrent protection, undervoltage protection, battery reverse shutdown, short circuit protection