300kg/50g Bluetooth-Compatible Crane Scale Rechargeable Portable Hanging Industrial Hook Scales Stainle Steel With 4.0 BT USB 50% OFF <br> Optional Blue tooth 4.0 function; <br> Built-in 400 mAh lithium battery; <br> Three functions of charging, plug-in, and AAA battery, super loud buzzer prompt; <br> Super long range <br> Full viewing angle LCD; <br> High-grade white LED backlight with purple background; <br> Bold stainle steel hook, waterproof mask, waterproof ring design at the handle connection; <br> High-strength ABS engineering plastic shell, thickened stainle steel environmentally friendly electroplating hardware; <br> Industrial-grade materials and workmanship, durable. <br> Specification <br> Shell material: ABS engineering plastic <br> Body size: 7.6 x13.8x3.9cm <br> LCD size: 52 x 23mm <br> Hardware wire diameter: 10 mm <br> Color box size: 17.5x16.7x5.2 cm <br> Unit: kg, lb, vi (Fez) <br> Version: Normal version, Blue tooth version (optional) <br> Color: Black, Orange <br> Range: 300kg/50g (upper can weigh 300kg, division value 50g, lower can weigh 0.2kg, error 0.1-0.3kg) <br> The functions are: switch, unit/lock, reset and tare, when weighing, the value can be selected manually/automatically, zero tracking, 120 seconds automatic shutdown, unlock function <br> Package included <br> Please scan the code to download the supporting APP (Android or Apple application market search Weiheng Smart APP download)