Bem-vindo, meu amigo, devo dizer que você é muito rigoroso com a qualidade do produto, a qualidade deste produto é muito boa. Você está convidado a fazer um pedido de compra, prometo providenciar a remessa para o depósito imediatamente após o pedido, para que este produto seja entregue a você o mais rápido possível!packing list:1*laser levelInstrument 1 * battery1*Charger1*remote control1 * Instruction Manual1 * storage bag-----------------------------------About the ad: This 16-line 4D laser level produces visible horizontal and vertical laser lines that can be automatically leveled individually or simultaneously. Provides accurate horizontal and vertical data for interior architectural packaging and alignment, is easy to operate and versatile. Ideal for laying tiles, panels, wallpaper, formwork, wainscoting, finishing carpentry, laying wall beams and installing partitions. You can try.16-line 4D laser level, intelligent remote control, large light source, can be used indoors and outdoors!Wall/Floor/Ceiling, 3-Way Laser Level, Professional Work, Choose Professional Tools.----------------------------------Product Type: Laser LevelCode: 713746769632Laser wavelength: 638nmAccuracy: 1mmPower supply: AC/DCOverall dimensions: 10cm*11cmMaterial: aluminum alloyWorking distance: 30 metersWorking temperature: within 50 degreesScope of application: indoor and outdoorLine width: 1mmLaunch angle: 90 degrees-------------------------------------Technology upgrade to reproduce excellent performance:1. Alarm reminder:Gravity self-correcting technology alerts you when the floor tilts unevenly.2. 8000Ah lithium battery:Featuring only lithium battery technology, a single charge lasts all day (varies based on intensity of use, FYI).3. Break the traditional impossible work:Floor-standing type: 7MM, wall-mounted type: 6MM.4. Visible under sunlight, high brightness light:Optical lens glass, the light transmittance is greatly improved; high precision/long distance/low power consumption.5. The bar can use:It can be used at any angle and has multiple usage methods to meet construction needs; you can use it with a riser, wall bracket, tripod or base. (If you need separate accessories, please contact us to purchase).6. Automatic leveling:Versatile and efficient.7. Smart chip:Only accurate chip, multiple calibration level data, intelligent temperature control and overheating protection.8. Stable and durable, waterproof and anti-fall:Multiple protection, thickening to prevent falls, improve waterproof performance, and more stable.Seller guarantee: 14 days