Item No.:SL-W6920 Rechargeable handhaled LED speaklight 500Lumens LED Work light with Bluetooth Speaker Durable Aluminum Housing COB:500Luemns(High) /250Lumens(Low) Top LED:70 Lumens Built-in 3.7V 1800mAh(103450)Li-ion Battery Setting:COB Low-COB High-Top LED ON-OFF COB only can work on Low step if turn on BlueTooth , and the work time is around 2hrs. Rechargeable time is around 2hrs if use 5V 1A adapter. Blue tooth function: pressing the blue tooth button, the indication light will get on, and use your cell phone to search the 6920, connect it and done! Runnint Time: - 2 Hours at COB High Mode - 2 Hours at Both COB Low and Bluetooth ON (COB CAN ONLY WORK ON LOW STEP IF TURN ON BLUETOOTH) - 4 Hours at COB Low Mode - 5 Hours at Top LED ON Stronge Magnetic On Bottom Bluetooth Speaker Operation:: * Actual Bluetooth Code: 6920 * Press long time 3 Seconds consistantly,Blue Indicator Flash * Then Link to the Bluetooth with your phone: Work Distance 33FT.(10Meters)