LED dual shade force Power: 3WCurrent: 250mAVoltage: DC9-9:≥70Lumen: 90-100LM/WLuminous crystal size: 10 * 21milChip size: 20 * 20mmLuminous surface diameter: 11 * 11mmSeries parallel connection: 2B3CNumber of crystals:6pcs(6pcs Warm White+6pcs White)Service life: 5000hMetal material: aluminumWorking conditions: should have a radiatorTemperature condition: Can&;t be greater than 60 degreesRequired driver: LED twin coloration constant latest pressure energy supply: 5W Current: 250mAVoltage: DC15-17VRa:≥70Lumen: 90-100LM/WLuminous crystal size: 10 * 21milChip size: 20 * 20mmLuminous floor diameter: eleven * 11mmSeries parallel connection: 2B5CNumber of crystals:10pcs(10pcs Warm White+10pcs White)Service life: 5000hMetal material: aluminumWorking conditions: should have a radiatorTemperature condition: Can&;t be greater than 60 degreesRequired driver: LED twin coloration fixed latest drive calories supply: 7W Current: 250mAVoltage: DC20-22VRa:≥70Lumen: 90-100LM/WLuminous crystal size: 10 * 21milChip size: 20 * 20mmLuminous surface diameter: eleven * 11mmSeries parallel connection: 2B7CNumber of crystals:14pcs(14pcs Warm White+14pcs White)Service life: 5000hMetal material: aluminumWorking conditions: should have a radiatorTemperature condition: Can&;t be greater than 60 degreesRequired driver: LED dual colour constant recent stress strength supply.