Features: Basic functions: calibration, unit masking, tare and counting functions. 2-inch LCD screen: 6-digit LCD screen displays weight reading and battery level indication. Built-in 3.7V 300mAh lithium battery: The scale is easy to charge. Compatible with all mobile phone charging cable interfaces: Micro USB, USB Type-C and iOS data cables, all of which can be used to charge electronic scales. 7 units can be changed: g, ct, dwt, ozt, gn, t and oz. Versatile scale for weighing gold, jewelry or kitchen utensils and more. Automatic shutdown: 3 minutes without use and automatic shutdown, automatic shutdown time can be set. Compact size: Comes with a soft bag and a case, but it is as small as a phone, easy to use and carry. Specifications: Range: 200g/600g/1000g (optional); Material: PC + Aluminum Alloy LCD; Unit: g, ct, dwt, ozt, gn, t, oz; Charging interface: Micro USB, USB Type-C, iOS data cable; Automatic shutdown: 3 minutes (adjustable); Working temperature: 10~30; Power supply: 3.7V, 300mAh rechargeable battery; Weighing tray size: 78 * 68mm / 3.07 * 2.68in; Product size: 126 x 78 x 19mm / 4.96 x 3.07 x 0.75in; Product weight: 153g / 5.42oz; Package weight: 168g / 5.95oz; Package size: 13.5*8.3*2.3cm/5.31*3.27*0.91in; Packing list: 1* Electronic scale, 1* Storage bag, 1* User manual.