Features 【Easy Adjustment】: This battery charger can make the battery and adapter very compatible and perfectly customizable, making it easier to use. 【ABS Material】: Made of hard ABS material with excellent workmanship, it can be used for a long time under normal use and use. 【Multifunctional Use】:This battery charging adapter can not only charge the M12 series, but is also more suitable for outdoor mobile phones, tablets, desktop fans and other electronic devices used as backup power. Safe and reliable: This battery charging adapter does not fall off and does not shake when used, is safe and reliable, and protects the safety of both the battery and the charger. 【Two Output Modes】: The battery charging adapter has two output modes, USB 5V2.1A or DC12V3A, which you can tune to the actual situation and actual needs. Specification: Item Type: Battery Charger Adapter Material: ABS Customizable Battery: M12 Series Output: USB 5V 2.1A or DC12V 3A Package List: 1 x M12 USB Battery Charger Note: Use only M12 batteries to reduce the likelihood of injury. Other types of batteries can cause personal injury and damage. Package List 1 x USB Battery Charger