Well-adapted. Low temperature startip, not afraid of the cold. Product limit temperature is -50-80 For DeWalt:Suitable for DeWalt XR 18V 20V FlexVolt 20V 60V lithium batteries:DCB183 DCB203 DCB200 DCB206 DCB606 DCB609 DCB612. Please note: 1. This adapter is only used for emergency starting when the car battery is fed. It should be removed immediately after the car starts to avoid damaging the battery. 2. When the adapter is plugged into the battery, it should avoid contact between the two clips. When not in use, it should be immediately removed from the battery to avoid damaging it. 3. This adapter cannot be used for other purposes. Usage: (1) Connect the red clip of the adapter to the positive pole of the vehicle power supply, and connect the black clip to the negative pole (2) Insert the adapter into the battery while the car starts (3) Remove the battery and then the adapter Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Yellow Material:Plastic Package Contents: 1 * Car Emergency Starting Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.