Specification: LED Quantity of one Cololight MIX: 37pcs.  Lighting Area: 1m²-3m².  Light Color: 16 Millions Color RGB.  Weight: 165g (Without Battery).  Input Voltage: DC5V / 24V or 18650 7200mW.h Rechargeable Lithium Battery (Battery Not Included).  Material: ABS+PC.  Working Temperature: -5~+45℃.  Working Humidity: 5~90%.  Max. Power: 7.5W.  Communication Protocol: WiFi 2.4G.  Control Method: Button Control/Voice Control/APP Control.  APP Customization: Support.  Sync With Music: Support.  Support Smart Speaker: Alexa, Google Assistant, Tmall Genie, Xiaoai Speaker, Xiaodu Speaker.  Size: 128*128*30.6mm.     Features: - 37pcs LED In One MIX.  - Insert Connection.  - 23 Lighting Effects.  - Sync With Music.  - Various Power Supply Modes.  - 2 Wall Mounted Ways.  - Smart Voice Control & APP Control.     Power Supply: - To power a single Cololight MIX: Use a USB Type-C charging cable with a DC5V 2A adapter (need to be purchased separately).  - To supply power to multiple Cololight MIX: Connect the first Cololight MIX with a DC24V adapter (need to be purchased separately), and then connect the other Cololight MIX and Cololight MIX extension light panels to the first Cololight MIX one by one with the connecting plates.  - Wireless power supply: Use a 18650 rechargeable lithium battery (need to be purchased separately) to supply power.     Wall Installation: -There is a background iron plate on the wall: Cololight MIX can be directly attached to the wall with the magnet on its back.  -There is no background iron plate on the wall: You can use 3M adhesive tape to stick to the back of the Cololight MIX, and then stick it on the wall.     Note：DC5V 2A adapter can only support one main light panel. If you want to add one or more Cololight MIX Extensions, you will need a DC 24V adapter. The recommended extension limit of 24V 1A adapter is 10 light panels. And for 24V 3A adapter, its extension limit is 30 light panels.     Package Included: 1 x Light Panel.  1 x User Manual.  2 x Connecting Plate.  2 x 3M Adhesive Tape.  1 x USB Type-C Charging Cable.  1 x MIX Extension Light Panel.  1 x User Manual.  2 x Connecting Plate.  2 x 3M Adhesive Tape