Product model: SL838 Number of lamp beads: 24 Light color temperature: white light, warm light, warm white light < p>Packing specification (single): 11.5 x 11.5 x 19 cm; single weight: 370g Product material: ABS + LED light + lithium battery Battery capacity: 2000mAh/4000mAh Power input ‘power supply: DC5V0.5-2A LED power: 8W Pay attention to the choice of money: the rechargeable model has a built-in lithium battery, and it can be used to charge or plugged in. The plug-in model does not have a lithium battery and must be powered by a USB charging head before it can be used.